{"id":5439,"date":"2018-08-20T04:49:00","date_gmt":"2018-08-19T23:19:00","guid":{"rendered":"http:\/\/mycbseguide.com\/blog\/ncert-solutions-class-5-maths-how-heavy-how-light\/"},"modified":"2018-08-20T17:25:01","modified_gmt":"2018-08-20T11:55:01","slug":"ncert-solutions-for-class-4-maths-how-heavy-how-light","status":"publish","type":"post","link":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/","title":{"rendered":"NCERT Solutions for Class 4 Maths How Heavy How Light"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#NCERT_Solutions_for_Class_4_Maths_How_Heavy_How_Light\" >NCERT Solutions for Class 4 Maths How Heavy How Light<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#1_Find_out_the_total_weight_they_had_loaded_on_the_cart\" >1. Find out the total weight they had loaded on the cart.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#2_Which_things_should_be_removed_so_that_the_weight_of_the_load_is_not_more_than_700_kgs\" >2. Which things should be removed so that the weight of the load is not more than 700 kgs?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#3_Now_you_also_make_your_own_balance_Write_down_how_you_made_it_Also_draw_a_picture_of_your_balance_in_the_box_below\" >3. Now you also make your own balance. Write down how you made it. Also draw a picture of your balance in the box below.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#4_Make_pairs_of_different_things_and_use_the_balance_to_decide_which_is_heavier_First_guess_which_thing_will_take_the_pan_down_and_then_check_with_your_balance\" >4. Make pairs of different things and use the balance to decide which is heavier. First guess which thing will take the pan down and then check with your balance.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#5_Make_groups_of_three_things_For_example-_eraser_ball_and_paper_Use_the_balance_to_arrange_them_in_order_of_weight-_the_lightest_the_one_with_in_between_weight_the_heaviest_Complete_the_table_with_at_least_five_examples\" >5. Make groups of three things. For example- eraser, ball and paper. Use the balance to arrange them in order of weight- the lightest, the one with in between weight, the heaviest. Complete the table with at least five examples.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#6_Can_you_find_your_own_weight_using_this_balance\" >6. Can you find your own weight using this balance?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#7_The_soap_weighs_100_grams_g_If_you_put_the_soap_and_the_weight_you_just_made_together_in_a_pan_how_many_grams_will_both_these_weigh_200g\" >7. The soap weighs 100 grams (g). If you put the soap and the weight you just made together in a pan, how many grams will both these weigh? 200g<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#8_Practice_Time\" >8. Practice Time:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#9_Name_5_things_that_we_usually_buy\" >9. Name 5 things that we usually buy.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#10_Which_is_heavier-_one_kilogram_cotton_or_one_kilogram_iron\" >10. Which is heavier- one kilogram cotton or one kilogram iron?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#11_Guess_and_write_the_weight_of_each_thing_be_bought_in_g_or_kg\" >11. Guess and write the weight of each thing be bought in g or kg.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#12_Car_and_tractor\" >12. Car and tractor:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#13_Now_imagine_what_happened_next_and_complete_the_story_Discuss_with_your_friends_how_Vaidikas_daughter_found_he_weight_of_the_elephant\" >13. Now imagine what happened next and complete the story. Discuss with your friends how Vaidika\u2019s daughter found he weight of the elephant.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#14_Anamika_wants_to_weigh_this_chair_using_the_weight_machine_Can_you_suggest_a_way_for_doing_this\" >14. Anamika wants to weigh this chair using the weight machine. Can you suggest a way for doing this?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#15_Now_you_show_how_Abdul_will_see_these_stones_pieces_to_weigh\" >15. Now you show how Abdul will see these stones pieces to weigh-<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#16_a_4_kg_of_firewood\" >16. (a) 4 kg of firewood?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#16_Post_Office\" >16. Post Office:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#17_How_much_will_you_have_to_pay_for_stamps_on_a_letter_weighing_50_grams\" >17. How much will you have to pay for stamps on a letter weighing 50 grams?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#18_Akash_wants_to_send_a_parcel_of_the_Math_Magic_textbook_to_his_friend_Rani_in_Chennai_The_book_weighs_200_g_See_the_chart_to_find_the_cost_of_posting_the_book\" >18. Akash wants to send a parcel of the Math Magic textbook to his friend Rani in Chennai. The book weighs 200 g. See the chart to find the cost of posting the book.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#19_Read_the_weight_shown_in_the_picture_Find_the_cost_of_sending_a_parcel_of_that_weight\" >19. Read the weight shown in the picture. Find the cost of sending a parcel of that weight.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#20_Rahul_nees_a_stamp_of_Rs_25_for_his_parcel_He_went_to_the_post_office_Only_stamps_of_Re1_Rs_2_Rs_5_and_Rs_10_were_there_at_that_time_Using_those_stamps_in_how_different_stamps_in_how_many_different_ways_can_he_made_Rs_25_Can_you_show_five_different_ways_What_is_the_heaviest_parcel_he_can_seen_using_stamps_of_Rs_25\" >20. Rahul nees a stamp of Rs. 25 for his parcel. He went to the post office. Only stamps of Re.1, Rs. 2, Rs. 5 and Rs. 10 were there at that time. Using those stamps, in how different stamps, in how many different ways can he made Rs. 25? Can you show five different ways? What is the heaviest parcel he can seen using stamps of Rs. 25?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#21_What_happened_after_that_So_what_was_the_answer_the_crow_wanted_to_give\" >21. What happened after that? So what was the answer the crow wanted to give?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#22_Now_you_also_fill_the_table_by_finding_out_the_age_height_and_weight_of_any_five_friends\" >22. Now, you also fill the table by finding out the age, height and weight of any five friends.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#23_All_oranges_have_equal_weight_The_two_papayas_have_the_same_weight_The_weight_in_the_first_and_second_balances_are_equal_How_many_oranges_balance_the_weight_in_the_third\" >23. All oranges have equal weight. The two papayas have the same weight. The weight in the first and second balances are equal. How many oranges balance the weight in the third?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#24_There_are_3_marbles_of_the_same_size_but_one_marble_is_slightly_heavier_or_lighter_than_the_other_two_Can_you_find_which_is_that_marble_and_if_it_is_heavier_or_lighter\" >24. There are 3 marbles of the same size but one marble is slightly heavier or lighter than the other two. Can you find which is that marble and if it is heavier or lighter?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#NCERT_solutions_for_Class_4_Mathematics_Chapter_12_How_Heavy_How_Light\" >NCERT solutions for Class 4 Mathematics Chapter 12\u00a0How Heavy How Light<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#NCERT_Solutions_for_Mathematics_Class_3rd_to_12th\" >NCERT Solutions for Mathematics Class 3rd to 12th<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/#CBSE_app_for_Students\" >CBSE app for Students<\/a><\/li><\/ul><\/nav><\/div>\n<p>NCERT Solutions for Class 4 Maths How Heavy How Light book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 4 Maths\u00a0How Heavy How Light and chapter wise NCERT solution for Maths Book all the chapters can be downloaded from our website and myCBSEguide mobile app for free.<\/p>\n<p style=\"text-align: center;\"><strong>NCERT solutions for Class 4 Mathematics\u00a0<a class=\"button\" href=\"https:\/\/mycbseguide.com\/downloads\/cbse-class-04-mathematics-math-magic-ncert-book\/4411\/ncert-solutions\/5\/\">Download as PDF<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/04_Maths_Book.jpg\" alt=\"Class 4 Maths How Heavy How Light\" width=\"127\" height=\"161\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Solutions_for_Class_4_Maths_How_Heavy_How_Light\"><\/span>NCERT Solutions for Class 4 Maths How Heavy How Light<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div>\n<p style=\"text-align: center;\"><strong>Chapter -12\u00a0Class 4 Maths How Heavy How Light<\/strong><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Find_out_the_total_weight_they_had_loaded_on_the_cart\"><\/span><strong>1. Find out the total weight they had loaded on the cart.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>Let us find the total weight loaded on the cart.<\/p>\n<table class=\"responsive border=\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td><strong>Thing Loaded<\/strong><\/td>\n<td><strong>Weight<\/strong><\/td>\n<\/tr>\n<tr>\n<td>5 sacks of wheat<\/td>\n<td>5<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0100 kg = 500 kg<\/td>\n<\/tr>\n<tr>\n<td>3 sacks of rice<\/td>\n<td>3 <img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a035 kg = 105 kg<\/td>\n<\/tr>\n<tr>\n<td>A water tank<\/td>\n<td>= 50 kg<\/td>\n<\/tr>\n<tr>\n<td>An almirah<\/td>\n<td>= 70 kg<\/td>\n<\/tr>\n<tr>\n<td>3 tables<\/td>\n<td>3<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a010 kg = 30 kg<\/td>\n<\/tr>\n<tr>\n<td>4 chairs<\/td>\n<td>4<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>5 kg = 20 kg<\/td>\n<\/tr>\n<tr>\n<td>2 mattresses<\/td>\n<td>2<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a020 kg = 40 kg<\/td>\n<\/tr>\n<tr>\n<td>Bamboo ladder<\/td>\n<td>= 10 kg<\/td>\n<\/tr>\n<tr>\n<td>Pots and pans<\/td>\n<td>= 10 kg<\/td>\n<\/tr>\n<tr>\n<td>Total weight<\/td>\n<td>= 853 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Thus, the total weight loaded on the cart is 835 kg.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"2_Which_things_should_be_removed_so_that_the_weight_of_the_load_is_not_more_than_700_kgs\"><\/span><strong>2. Which things should be removed so that the weight of the load is not more than 700 kgs?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>Three sacks of rice and three table may be removed so that the weight of the load is not more than 700 kgs.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"3_Now_you_also_make_your_own_balance_Write_down_how_you_made_it_Also_draw_a_picture_of_your_balance_in_the_box_below\"><\/span><strong>3. Now you also make your own balance. Write down how you made it. Also draw a picture of your balance in the box below.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>To make a balance we need a uniform stick of suitable length, two pans and a thread to tie pans to the stick. It is made as shown in the below figure.<\/p>\n<p><img decoding=\"async\" id=\"Picture 1\" style=\"height: 92px; width: 134px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image002.jpg\" \/><\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"4_Make_pairs_of_different_things_and_use_the_balance_to_decide_which_is_heavier_First_guess_which_thing_will_take_the_pan_down_and_then_check_with_your_balance\"><\/span><strong>4. Make pairs of different things and use the balance to decide which is heavier. First guess which thing will take the pan down and then check with your balance.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>Consider the following pairs of things:<\/p>\n<p><strong>(i)<\/strong> toothbrush and toothpaste tube<\/p>\n<p><strong>(ii)<\/strong> spoon and cup<\/p>\n<p><strong>(iii)<\/strong> rubberband and pencil<\/p>\n<p>In the first pair toothpaste tube is heavier, in the second pair cup is heavier, and in the third pencil is heavier.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"5_Make_groups_of_three_things_For_example-_eraser_ball_and_paper_Use_the_balance_to_arrange_them_in_order_of_weight-_the_lightest_the_one_with_in_between_weight_the_heaviest_Complete_the_table_with_at_least_five_examples\"><\/span><strong>5. Make groups of three things. For example- eraser, ball and paper. Use the balance to arrange them in order of weight- the lightest, the one with in between weight, the heaviest. Complete the table with at least five examples.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong><\/p>\n<table class=\"responsive border=\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td><strong>Lightest Paper<\/strong><\/td>\n<td><strong>In between weight<\/strong><\/p>\n<p><strong>\u00a0Eraser<\/strong><\/td>\n<td><strong>Heaviest<\/strong><\/p>\n<p><strong>Ball<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Napkin<\/td>\n<td>Scarf<\/td>\n<td>Shawl<\/td>\n<\/tr>\n<tr>\n<td>Grape<\/td>\n<td>Date<\/td>\n<td>Potato<\/td>\n<\/tr>\n<tr>\n<td>Orange<\/td>\n<td>Coconut<\/td>\n<td>Pumpkin<\/td>\n<\/tr>\n<tr>\n<td>Bottle<\/td>\n<td>Lemon<\/td>\n<td>Papaya<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"6_Can_you_find_your_own_weight_using_this_balance\"><\/span><strong>6. Can you find your own weight using this balance?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>I cannot find my own weight using this balance.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"7_The_soap_weighs_100_grams_g_If_you_put_the_soap_and_the_weight_you_just_made_together_in_a_pan_how_many_grams_will_both_these_weigh_200g\"><\/span><strong>7. The soap weighs 100 grams (g). If you put the soap and the weight you just made together in a pan, how many grams will both these weigh? 200g<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>237 g.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"8_Practice_Time\"><\/span><strong>8. Practice Time:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>(a) Is the weight on any of the pans equal to 1 kilogram? Mark it.<\/strong><\/p>\n<p><strong>Ans. <\/strong>In the above balance the pan containing the weight equal to 1 kilogram is right marked.<\/p>\n<p><strong>(b) How many grams are there in 1 kg?<\/strong><\/p>\n<p><strong>Ans. <\/strong>1 kg contains 1000 grams.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"9_Name_5_things_that_we_usually_buy\"><\/span><strong>9. Name 5 things that we usually buy.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans.<\/strong><\/p>\n<table class=\"responsive border=\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td><strong>In grams<\/strong><\/td>\n<td><strong>In kilograms<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Camphor<\/td>\n<td>Wheat<\/td>\n<\/tr>\n<tr>\n<td>Sandal<\/td>\n<td>Rice<\/td>\n<\/tr>\n<tr>\n<td>Chilli powder<\/td>\n<td>Sugar<\/td>\n<\/tr>\n<tr>\n<td>Cloves<\/td>\n<td>Potato<\/td>\n<\/tr>\n<tr>\n<td>Cardamom<\/td>\n<td>Apple<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"10_Which_is_heavier-_one_kilogram_cotton_or_one_kilogram_iron\"><\/span><strong>10. Which is heavier- one kilogram cotton or one kilogram iron?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>The weight of 1 kg cotton and 1 kg iron is equal.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"11_Guess_and_write_the_weight_of_each_thing_be_bought_in_g_or_kg\"><\/span><strong>11. Guess and write the weight of each thing be bought in g or kg.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>After writing the weight in g or kg, the table is as under:<\/p>\n<table class=\"responsive border=\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td><strong>Items<\/strong><\/td>\n<td><strong>Weight<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Rice<\/td>\n<td>5 kg<\/td>\n<\/tr>\n<tr>\n<td>Sugar<\/td>\n<td>1 kg<\/td>\n<\/tr>\n<tr>\n<td>Mustard Seeds<\/td>\n<td>10 kg<\/td>\n<\/tr>\n<tr>\n<td>Wheat<\/td>\n<td>3 kg<\/td>\n<\/tr>\n<tr>\n<td>Dal<\/td>\n<td>500 g<\/td>\n<\/tr>\n<tr>\n<td>Tea<\/td>\n<td>250 g<\/td>\n<\/tr>\n<tr>\n<td>Pepper<\/td>\n<td>25 g<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"12_Car_and_tractor\"><\/span><strong>12. Car and tractor:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>(a) Ritu is weighing her toys. She wants to know if her tractor is heavier than her car. How would you help her to find it quickly.<\/strong><\/p>\n<p><strong>Ans. <\/strong>In the balance, place car in one pan and tractor in the other pan. Pan containing tractor goes down. So the tractor is heavier than car.<\/p>\n<p><strong>(b) Guess which is the heaviest- a real car, a bus or a tractor?<\/strong><\/p>\n<p><strong>Ans. <\/strong>Of a real car, a bus or a tractor, a bus is the heaviest.<\/p>\n<p><strong>(c) Which is the heaviest thing you have seen?<\/strong><\/p>\n<p><strong>Ans. <\/strong>The heaviest thing I have seen is a ship.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"13_Now_imagine_what_happened_next_and_complete_the_story_Discuss_with_your_friends_how_Vaidikas_daughter_found_he_weight_of_the_elephant\"><\/span><strong>13. Now imagine what happened next and complete the story. Discuss with your friends how Vaidika\u2019s daughter found he weight of the elephant.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>The story is completed as under:<\/p>\n<p>After the marking of the raise water level on the boat, the elephant was taken out of the boat. Now she requested to put stones into the boat till the water level touched the raised water level mark. Further she asked to weigh the stones. The total weight of these stones gave the weight of the elephant. King was not left with any alternative but to reward Dr. Vaidika.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"14_Anamika_wants_to_weigh_this_chair_using_the_weight_machine_Can_you_suggest_a_way_for_doing_this\"><\/span><strong>14. Anamika wants to weigh this chair using the weight machine. Can you suggest a way for doing this?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>In a balance, find the equivalent weight of chair by putting the chairs in one pan and stones in the other pan. Now put these stones on the platform of the weighing machine and and see the reading. This gives the weight of the chair.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"15_Now_you_show_how_Abdul_will_see_these_stones_pieces_to_weigh\"><\/span><strong>15. Now you show how Abdul will see these stones pieces to weigh-<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong><\/p>\n<p><img decoding=\"async\" id=\"Picture 18\" style=\"height: 60px; width: 153px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image003.jpg\" \/><\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"16_a_4_kg_of_firewood\"><\/span><strong>16. (a) 4 kg of firewood?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>By placing a bundle of wood and a stone weighing 2 kg in one pan and by placing a stone of weighing 6 kg in the other pan.<\/p>\n<p><strong>(b) 3 kg of firewood?<\/strong><\/p>\n<p><strong>Ans. <\/strong>By placing a bundle of firewood and a stone weighing 2 kg in one pan and a stone weighing 5 kg in the other pan.<\/p>\n<p><strong>\u00a0<\/strong><strong>(c) 7 kg of firewood?<\/strong><\/p>\n<p><strong>Ans. (C) <\/strong>By placing firewood in one pan and two stones of weight 2 kg and 5 kg in the other pan.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"16_Post_Office\"><\/span><strong>16. Post Office:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>(a) Have you ever been to a post office?<\/strong><\/p>\n<p><strong>Ans. <\/strong>Yes, I have been to a post office.<\/p>\n<p><strong>(b) What different things do people go there for?<\/strong><\/p>\n<p><strong>Ans. <\/strong>People go there for purchasing postal items, posting letters\/ parcels and banking etc.<\/p>\n<p><strong>(c) How much a postcard cost?<\/strong><\/p>\n<p><strong>Ans. (c) <\/strong>A postcard costs 50 paise.<\/p>\n<p><strong>(d) How much an inland letter cost?<\/strong><\/p>\n<p><strong>Ans. (d) <\/strong>An inland letter costs Rs. 2.50.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"17_How_much_will_you_have_to_pay_for_stamps_on_a_letter_weighing_50_grams\"><\/span><strong>17. How much will you have to pay for stamps on a letter weighing 50 grams?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>Charges for sending a letter weighing 50 grams:<\/p>\n<p>Charges for 1 st 20 grams or less = Rs. 5.00<\/p>\n<p>Charges for next 20 grams\u00a0\u00a0 = Rs. 2.00<\/p>\n<p>Charges for next 10 grams\u00a0\u00a0 = <u>Rs. 2.00<\/u><\/p>\n<p>Total charges\u00a0\u00a0 <u>= Rs. 9.00<\/u><\/p>\n<hr \/>\n<p style=\"text-align: center;\">Class 4 Maths How Heavy How Light<\/p>\n<h3><span class=\"ez-toc-section\" id=\"18_Akash_wants_to_send_a_parcel_of_the_Math_Magic_textbook_to_his_friend_Rani_in_Chennai_The_book_weighs_200_g_See_the_chart_to_find_the_cost_of_posting_the_book\"><\/span><strong>18. Akash wants to send a parcel of the Math Magic textbook to his friend Rani in Chennai. The book weighs 200 g. See the chart to find the cost of posting the book.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>Charges for the book weighing 200 grams:<\/p>\n<p>Charges for parcel weighing 50 grams = Rs. 5.00<\/p>\n<p>Charges for next 150 grams at the rate of Rs. 3.00<\/p>\n<p>For every additional 50 grams = Rs. 3 <img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a03.00 = Rs. 9.00<\/p>\n<p>Total Charges = Rs. 14.00.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"19_Read_the_weight_shown_in_the_picture_Find_the_cost_of_sending_a_parcel_of_that_weight\"><\/span><strong>19. Read the weight shown in the picture. Find the cost of sending a parcel of that weight.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>Parcel weight = 225 grams<\/p>\n<p>Cost of stamps = Rs. 17.00<\/p>\n<p>Clearly, the parcel weigh 225 grams.<\/p>\n<p>Parcel Charges:<\/p>\n<p>For first 50 gm\u00a0\u00a0 = Rs. 5.00<\/p>\n<p>For next 150 gm \u00a0\u00a0\u00a0= Rs. 9.00<\/p>\n<p>For next 25 gm\u00a0\u00a0 = <u>Rs. 3.00<\/u><\/p>\n<p>Total Charge = <u>Rs.14.00<\/u><\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"20_Rahul_nees_a_stamp_of_Rs_25_for_his_parcel_He_went_to_the_post_office_Only_stamps_of_Re1_Rs_2_Rs_5_and_Rs_10_were_there_at_that_time_Using_those_stamps_in_how_different_stamps_in_how_many_different_ways_can_he_made_Rs_25_Can_you_show_five_different_ways_What_is_the_heaviest_parcel_he_can_seen_using_stamps_of_Rs_25\"><\/span><strong>20. Rahul nees a stamp of Rs. 25 for his parcel. He went to the post office. Only stamps of Re.1, Rs. 2, Rs. 5 and Rs. 10 were there at that time. Using those stamps, in how different stamps, in how many different ways can he made Rs. 25? Can you show five different ways? What is the heaviest parcel he can seen using stamps of Rs. 25?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>There are many ways to make Rs. 25 stamps using stamps of Re. 1, Rs. 2, Rs. 5 and Rs. 10. Some of these are as under:<\/p>\n<p><strong>(1)<\/strong> 25<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Re. 1<\/p>\n<p><strong>(2)<\/strong> 12<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Rs. 2+ 1<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Re. 1<\/p>\n<p><strong>(3)<\/strong> 5<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Rs. 5<\/p>\n<p><strong>(4)<\/strong> 2<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Rs. 10 + 1<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Rs. 5<\/p>\n<p><strong>(5)<\/strong> 2<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Rs. 10 + 5<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Re. 1<\/p>\n<p><strong>(6)<\/strong> 2<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Rs. 10+ 2<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Rs.2 + 1<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Re. 1<\/p>\n<p><strong>(7)<\/strong> 1<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Rs. 10 + 3<img decoding=\"async\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image001.png\" \/>\u00a0Rs.5 etc.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"21_What_happened_after_that_So_what_was_the_answer_the_crow_wanted_to_give\"><\/span><strong>21. What happened after that? So what was the answer the crow wanted to give?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>The moment the crow opened his beak, the frog escaped. The crow wanted to give (650 + 145) g = 795 g as his answer.<\/p>\n<hr \/>\n<p style=\"text-align: center;\">Class 4 Maths How Heavy How Light<\/p>\n<h3><span class=\"ez-toc-section\" id=\"22_Now_you_also_fill_the_table_by_finding_out_the_age_height_and_weight_of_any_five_friends\"><\/span><strong>22. Now, you also fill the table by finding out the age, height and weight of any five friends.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong><\/p>\n<table class=\"responsive border=\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td><strong>Name<\/strong><\/td>\n<td><strong>Age<\/strong><\/td>\n<td><strong>Height<\/strong><\/td>\n<td><strong>Weight<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Sameer<\/td>\n<td>8<\/td>\n<td>4 feet 1 inches<\/td>\n<td>21 kg<\/td>\n<\/tr>\n<tr>\n<td>Neetu<\/td>\n<td>8<\/td>\n<td>3 feet 11 inches<\/td>\n<td>18 kg<\/td>\n<\/tr>\n<tr>\n<td>Amit<\/td>\n<td>9<\/td>\n<td>4 feet 10 inches<\/td>\n<td>25 kg<\/td>\n<\/tr>\n<tr>\n<td>Megha<\/td>\n<td>7<\/td>\n<td>3 feet 10 inches<\/td>\n<td>17 kg<\/td>\n<\/tr>\n<tr>\n<td>Jagmohan<\/td>\n<td>10<\/td>\n<td>4 feet 4 inches<\/td>\n<td>24 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"23_All_oranges_have_equal_weight_The_two_papayas_have_the_same_weight_The_weight_in_the_first_and_second_balances_are_equal_How_many_oranges_balance_the_weight_in_the_third\"><\/span><strong>23. All oranges have equal weight. The two papayas have the same weight. The weight in the first and second balances are equal. How many oranges balance the weight in the third?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ans. <\/strong>Let M, O and P represent mango, orange and papaya respectively.<\/p>\n<p>In the first balance:<\/p>\n<p>M+O = O + O + O<\/p>\n<p>Or M + O \u2013 O = O + O+ O -O<\/p>\n<p>Or M = O + O<\/p>\n<p>M = 2 O \u2026\u2026(i)<\/p>\n<p>In the second balance:<\/p>\n<p>P + P = O + O + M<\/p>\n<p>2P = 2O + M<\/p>\n<p>2P = 2O + 2O\u00a0\u00a0 [using (i)]\n<p>P = 2 O<\/p>\n<p><img decoding=\"async\" style=\"height: 42px; width: 65px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image004.png\" \/>\u00a0 \u2026\u2026\u2026\u2026(2)<\/p>\n<p>In the third balance:<\/p>\n<p>M + P = 2 O + 2 O<\/p>\n<p>M + P = 4 O<\/p>\n<p>Thus, 4 oranges will balance the weight in the third balance.<\/p>\n<hr \/>\n<p style=\"text-align: center;\">Class 4 Maths How Heavy How Light<\/p>\n<h3><span class=\"ez-toc-section\" id=\"24_There_are_3_marbles_of_the_same_size_but_one_marble_is_slightly_heavier_or_lighter_than_the_other_two_Can_you_find_which_is_that_marble_and_if_it_is_heavier_or_lighter\"><\/span><strong>24. There are 3 marbles of the same size but one marble is slightly heavier or lighter than the other two. Can you find which is that marble and if it is heavier or lighter?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>You can use a balance only two times.<\/strong><\/p>\n<p><strong>Ans. <\/strong>Let <img decoding=\"async\" style=\"height: 24px; width: 111px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image005.png\" \/>\u00a0be three marbles such that one of them is slightly heavier or lighter than the other two. Put marbles <img decoding=\"async\" style=\"height: 24px; width: 80px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image006.png\" \/>\u00a0in different pans. Two situations arise:<\/p>\n<p><strong>Case I:<\/strong> If the two pans balance each other, the marble <img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image007.png\" \/>\u00a0is either heavier or lighter. This completes first weighing. In order to check whether <img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image007.png\" \/>\u00a0is heavier or lighter, take marble <img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image008.png\" \/>\u00a0and<img decoding=\"async\" style=\"height: 24px; width: 25px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image009.png\" \/>\u00a0. The position of pan containing <img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image007.png\" \/>\u00a0gives the required result. It his pan goes down, then <img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image007.png\" \/>\u00a0is lighter than <img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image008.png\" \/>\u00a0and<img decoding=\"async\" style=\"height: 24px; width: 25px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image009.png\" \/>\u00a0. Otherwise, <img decoding=\"async\" style=\"height: 24px; width: 25px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image009.png\" \/>\u00a0is lighter than <img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image008.png\" \/>\u00a0and<img decoding=\"async\" style=\"height: 24px; width: 25px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image009.png\" \/>\u00a0. Thus, the result is known in the second weighing.<\/p>\n<p><strong>Case II:<\/strong> If the two balances do not balance each other. Let<img decoding=\"async\" style=\"height: 24px; width: 65px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image010.png\" \/>\u00a0. Take <img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image008.png\" \/>\u00a0and<img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image007.png\" \/>\u00a0. On comparing their weights by balance, either.<\/p>\n<p><strong>\u00a0(i)<img decoding=\"async\" style=\"height: 24px; width: 68px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image011.png\" \/>\u00a0<\/strong>, then <img decoding=\"async\" style=\"height: 24px; width: 25px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image009.png\" \/>\u00a0is heavier than<img decoding=\"async\" style=\"height: 24px; width: 78px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image012.png\" \/>\u00a0.<\/p>\n<p><strong>(ii) <img decoding=\"async\" style=\"height: 24px; width: 60px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image013.png\" \/>\u00a0<\/strong>then <img decoding=\"async\" style=\"height: 24px; width: 67px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image014.png\" \/>\u00a0and <img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image008.png\" \/>\u00a0is lighter than<img decoding=\"async\" style=\"height: 24px; width: 78px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/04\/maths\/ch12\/image015.png\" \/>\u00a0.<\/p>\n<p><strong>Result: <\/strong>(i) and (ii) can be judged in the second weighing.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_solutions_for_Class_4_Mathematics_Chapter_12_How_Heavy_How_Light\"><\/span>NCERT solutions for Class 4 Mathematics Chapter 12\u00a0How Heavy How Light<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<table class=\"table table-bordered\" width=\"314\">\n<tbody>\n<tr>\n<th>Free NCERT Solutions<\/th>\n<th>Link<\/th>\n<\/tr>\n<tr>\n<td>Building with Bricks<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-building-with-bricks\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2537\/\">\u00a0<\/a><\/td>\n<\/tr>\n<tr>\n<td>Long and Short<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-long-and-short\/\">View Solutions<\/a><\/td>\n<\/tr>\n<tr>\n<td>A trip to Bhopal<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-a-trip-to-bhopal\/\">View Solutions<\/a><\/td>\n<\/tr>\n<tr>\n<td>Tick Tick Tick<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-tick_tick_tick\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2540\/\">\u00a0<\/a><\/td>\n<\/tr>\n<tr>\n<td>The Way the World Looks<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-4-maths-the-way-the-world-looks\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2541\/\">\u00a0<\/a><\/td>\n<\/tr>\n<tr>\n<td>The Junk Seller<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-4-maths-the-junk-seller\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2542\/\">\u00a0<\/a><\/td>\n<\/tr>\n<tr>\n<td>Jugs and Mugs<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-4-maths-jugs-and-mugs\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2543\/\">\u00a0<\/a><\/td>\n<\/tr>\n<tr>\n<td>Carts and Wheels<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-4-maths-carts-and-wheels\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2544\/\">\u00a0<\/a><\/td>\n<\/tr>\n<tr>\n<td>Halves and Quarters<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-4-maths-halves-and-quarters\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2545\/\">\u00a0<\/a><\/td>\n<\/tr>\n<tr>\n<td>Play With Patterns<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-4-maths-play-with-patterns\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2546\/\">\u00a0<\/a><\/td>\n<\/tr>\n<tr>\n<td>Table and Shares<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-4-math-table-and-shares\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2547\/\">\u00a0<\/a><\/td>\n<\/tr>\n<tr>\n<td>How Heavy How Light<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-4-maths-how-heavy-how-light\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2548\/\">\u00a0<\/a><\/td>\n<\/tr>\n<tr>\n<td>Fields And Fences<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-4-maths-fields-and-fences\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2549\/\">\u00a0<\/a><\/td>\n<\/tr>\n<tr>\n<td>Smart Charts<\/td>\n<td><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-4-maths-smart-charts\/\">View Solutions<\/a><a href=\"https:\/\/mycbseguide.com\/downloads\/getcontentfile\/2550\/\">\u00a0<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>NCERT Solutions Class 4 Maths How Heavy How Light PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 4 Maths includes text book solutions from Class 4 Maths Book . NCERT Solutions for CBSE Class\u00a0 Maths have total 14 chapters. 4 Maths NCERT Solutions in PDF for free Download on our website. Ncert Maths class 4 solutions PDF and Maths ncert class 4 PDF solutions with latest modifications and as per the latest CBSE syllabus are only available in myCBSEguide.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Solutions_for_Mathematics_Class_3rd_to_12th\"><\/span>NCERT Solutions for Mathematics Class 3rd to 12th<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-12-mathematics\/\">NCERT Solutions for Class 12 Mathematics<\/a><\/li>\n<li><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-11-mathematics\/\">NCERT Solutions for Class 11 Mathematics<\/a><\/li>\n<li><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-10-maths\/\">NCERT Solutions for Class 10 Mathematics<\/a><\/li>\n<li><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-maths\/\">NCERT Solutions for Class 9 Mathematics<\/a><\/li>\n<li><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-mathematics\/\">NCERT Solutions for Class 8 Mathematics<\/a><\/li>\n<li><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-mathematics\/\">NCERT Solutions for Class 7 Mathematics<\/a><\/li>\n<li><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-6-maths\/\">NCERT Solutions for Class 6 Mathematics<\/a><\/li>\n<li><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-5-mathematics\/\">NCERT Solutions for Class 5 Mathematics<\/a><\/li>\n<li><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-mathematics\/\">NCERT Solutions for Class 4 Mathematics<\/a><\/li>\n<li><a href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-3-mathematics\/\">NCERT Solutions for Class 3 Mathematics<\/a><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"CBSE_app_for_Students\"><\/span>CBSE app for Students<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>To download NCERT Solutions for Class 4 Maths, EVS Hindi English, Maths Science do check myCBSEguide app or website. myCBSEguide provides sample papers with solution, test papers for chapter-wise practice, NCERT solutions, NCERT Exemplar solutions, quick revision notes for ready reference, CBSE guess papers and CBSE important question papers. Sample Paper all are made available through\u00a0<a href=\"https:\/\/play.google.com\/store\/apps\/details?id=in.techchefs.MyCBSEGuide&amp;referrer=utm_source%3Dmycbse_bottom%26utm_medium%3Dtext%26utm_campaign%3Dmycbseads\"><strong>the best app for CBSE students<\/strong><\/a>\u00a0and myCBSEguide website.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>NCERT Solutions for Class 4 Maths How Heavy How Light book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 4 Maths\u00a0How &#8230; <a title=\"NCERT Solutions for Class 4 Maths How Heavy How Light\" class=\"read-more\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-4-maths-how-heavy-how-light\/\" aria-label=\"More on NCERT Solutions for Class 4 Maths How Heavy How Light\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":-1,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1405,281],"tags":[283,1547,321,1485,216],"class_list":["post-5439","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mathematics-cbse-class-04","category-ncert-solutions","tag-cbse-study-material","tag-class-4","tag-mathematics","tag-maths","tag-ncert-solutions"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NCERT Solutions for Class 4 Maths How Heavy How Light<\/title>\n<meta name=\"description\" content=\"NCERT Solutions for Class 4 Maths How Heavy How Light in PDF format for free download. 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