{"id":4312,"date":"2016-05-13T11:49:00","date_gmt":"2016-05-13T06:19:00","guid":{"rendered":"http:\/\/mycbseguide.com\/blog\/ncert-solutions-class-7-maths-comparing-quantities-ex-8-2\/"},"modified":"2018-07-07T11:48:31","modified_gmt":"2018-07-07T06:18:31","slug":"ncert-solutions-for-class-7-maths-exercise-8-2","status":"publish","type":"post","link":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/","title":{"rendered":"NCERT Solutions for Class 7 Maths Exercise 8.2"},"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-7-maths-exercise-8-2\/#NCERT_Solutions_for_Class_7_Maths_Comparing_Quantities\" >NCERT Solutions for Class 7 Maths\u00a0Comparing Quantities<\/a><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#Class_%E2%80%93VII_Mathematics_Ex_82\" >Class \u2013VII Mathematics (Ex. 8.2)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#Question_1Convert_the_given_fractional_numbers_to_percent\" >Question 1.Convert the given fractional numbers to percent:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#Question_2Convert_the_given_decimal_fractions_to_percents\" >Question 2.Convert the given decimal fractions to percents:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#Question_3Estimate_what_part_of_the_figures_is_coloured_and_hence_find_the_percent_which_is_coloured\" >Question 3.Estimate what part of the figures is coloured and hence find the percent which is coloured:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#Question_4Find\" >Question 4.Find:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#Question_5Find_the_whole_quantity_if\" >Question 5.Find the whole quantity if:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#Question_6Convert_given_percents_to_decimal_fractions_and_also_to_fractions_in_simplest_forms\" >Question 6.Convert given percents to decimal fractions and also to fractions in simplest forms:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#Question_7In_a_city_30_are_females_40_are_males_and_remaining_are_children_What_percent_are_children\" >Question 7.In a city, 30% are females, 40% are males and remaining are children. What percent are children?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#Question_8Out_of_15000_voters_in_a_constituency_60_voted_Find_the_percentage_of_voters_who_did_not_vote_Can_you_now_find_how_many_actually_did_not_vote\" >Question 8.Out of 15,000 voters in a constituency, 60^ voted. Find the percentage of voters who did not vote. Can you now find how many actually did not vote?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#Question_9Meeta_saves_Rs_400_from_her_salary_If_this_is_10_of_her_salary_What_is_her_salary\" >Question 9.Meeta saves Rs. 400 from her salary. If this is 10% of her salary. What is her salary?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#Question_10A_local_cricket_team_played_20_matches_in_one_season_It_won_25_of_them_How_many_matches_did_they_win\" >Question 10.A local cricket team played 20 matches in one season. It won 25% of them. How many matches did they win?<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#NCERT_Solutions_for_Class_7_Maths_Exercise_82\" >NCERT Solutions for Class 7 Maths Exercise 8.2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/#CBSE_app_for_Students\" >CBSE app for Students<\/a><\/li><\/ul><\/nav><\/div>\n<p>NCERT Solutions for Class 7 Maths Exercise 8.2 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 7 Maths 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 Maths\u00a0Comparing Quantities\u00a0<\/strong><strong><a class=\"button\" href=\"https:\/\/mycbseguide.com\/downloads\/cbse-class-07-mathematics-comparing-quantities\/1517\/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\/07_Maths_Book.jpg\" alt=\"NCERT Solutions for Class 7 Maths Exercise 8.2\" width=\"161\" height=\"204\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Solutions_for_Class_7_Maths_Comparing_Quantities\"><\/span>NCERT Solutions for Class 7 Maths\u00a0Comparing Quantities<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h6 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"Class_%E2%80%93VII_Mathematics_Ex_82\"><\/span><strong>Class \u2013VII Mathematics (Ex. 8.2)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<h6><span class=\"ez-toc-section\" id=\"Question_1Convert_the_given_fractional_numbers_to_percent\"><\/span><strong>Question 1.<\/strong>Convert the given fractional numbers to percent:<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p>(a) {tex}\\frac{1}{8}{\/tex}<\/p>\n<p>(b) {tex}\\frac{5}{4}{\/tex}<\/p>\n<p>(c) {tex}\\frac{3}{{40}}{\/tex}<\/p>\n<p>(d) {tex}\\frac{2}{7}{\/tex}<\/p>\n<p><strong>Answer:<\/strong><\/p>\n<p>(a) {tex}\\frac{1}{8}{\/tex} = {tex}\\frac{1}{8} \\times 100\\% = \\frac{{25}}{2}\\% {\/tex} = 12.5%<\/p>\n<p>(b) {tex}\\frac{5}{4}{\/tex} = {tex}\\frac{5}{4} \\times 100\\% = {\/tex} 5 x 25% = 125%<\/p>\n<p>(c) {tex}\\frac{3}{{40}}{\/tex} = {tex}\\frac{3}{{40}} \\times 100\\% = \\frac{3}{2} \\times 5\\% = \\frac{{15}}{2}\\% {\/tex} = 7.5%<\/p>\n<p>(d) {tex}\\frac{2}{7}{\/tex} = {tex}\\frac{2}{7} \\times 100\\% = \\frac{{200}}{7}\\% = 28\\frac{4}{7}\\% {\/tex}<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 7 Maths Exercise 8.2<\/p>\n<h6><span class=\"ez-toc-section\" id=\"Question_2Convert_the_given_decimal_fractions_to_percents\"><\/span><strong>Question 2.<\/strong>Convert the given decimal fractions to percents:<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p>(a) 0.65<\/p>\n<p>(b) 2.1<\/p>\n<p>(c) 0.02<\/p>\n<p>(d) 12.35<\/p>\n<p><strong>Answer:<\/strong><\/p>\n<p>(a) 0.65 = {tex}\\frac{{65}}{{100}} \\times 100\\% {\/tex} = 65%<\/p>\n<p>(b) 0.02 = {tex}\\frac{2}{{100}} \\times 100\\% {\/tex} = 2%<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 7 Maths Exercise 8.2<\/p>\n<h6><span class=\"ez-toc-section\" id=\"Question_3Estimate_what_part_of_the_figures_is_coloured_and_hence_find_the_percent_which_is_coloured\"><\/span><strong>Question 3.<\/strong>Estimate what part of the figures is coloured and hence find the percent which is coloured:<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p><img decoding=\"async\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/07\/mathematics\/07_math_ncert_ch08_01.jpg\" \/><\/p>\n<p><strong>Answer:<\/strong><\/p>\n<p>(i) Coloured part = {tex}\\frac{1}{4}{\/tex}<\/p>\n<p>{tex}\\therefore {\/tex} Percent of coloured part = {tex}\\frac{1}{4} \\times 100\\% {\/tex} = 25%<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/07\/mathematics\/07_math_ncert_ch08_02.jpg\" \/><\/p>\n<p>(ii) Coloured part = {tex}\\frac{3}{5}{\/tex}<\/p>\n<p>{tex}\\therefore {\/tex} Percent of coloured part = {tex}\\frac{3}{5} \\times 100\\% {\/tex} = 60%<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/07\/mathematics\/07_math_ncert_ch08_03.jpg\" \/><\/p>\n<p>(iii) Coloured part = {tex}\\frac{3}{8}{\/tex}<\/p>\n<p>{tex}\\therefore {\/tex} Percent of coloured part = {tex}\\frac{3}{8} \\times 100\\% {\/tex} = {tex}\\frac{3}{2} \\times 25\\% {\/tex}<\/p>\n<p>= 37.5%<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/07\/mathematics\/07_math_ncert_ch08_04.jpg\" \/><\/p>\n<hr \/>\n<h6><span class=\"ez-toc-section\" id=\"Question_4Find\"><\/span><strong>Question 4.<\/strong>Find:<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p>(a) 15% of 250<\/p>\n<p>(b) 1% of 1 hour<\/p>\n<p>(c) 20% of Rs. 2500<\/p>\n<p>(d) 75% of 1 kg<\/p>\n<p><strong>Answer:<\/strong><\/p>\n<p>(a) 15% of 250 = {tex}\\frac{{15}}{{100}} \\times 250{\/tex} = 15 x 2.5 = 37.5<\/p>\n<p>(b) 1% of 1 hours = 1% of 60 minutes = 1% of (60 x 60) seconds<\/p>\n<p>= {tex}\\frac{1}{{100}} \\times 60 \\times 60{\/tex} = 6 x 6 = 36 seconds<\/p>\n<p>(c) 20% of Rs. 2500 = {tex}\\frac{{20}}{{100}} \\times 2500{\/tex} = 20 x 25 = Rs. 500<\/p>\n<p>(d) 75% of 1 kg = 75% of 1000 g = {tex}\\frac{{75}}{{100}} \\times 1000{\/tex} = 750 g = 0.750 kg<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 7 Maths Exercise 8.2<\/p>\n<h6><span class=\"ez-toc-section\" id=\"Question_5Find_the_whole_quantity_if\"><\/span><strong>Question 5.<\/strong>Find the whole quantity if:<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p>(a) 5% of it is 600<\/p>\n<p>(b) 12% of it is Rs. 1080<\/p>\n<p>(c) 40% of it is 500 km<\/p>\n<p>(d) 70% of it is 14 minutes<\/p>\n<p>(e) 8% of it is 40 liters<\/p>\n<p><strong>Answer:<\/strong><\/p>\n<p>Let the whole quantity be {tex}x{\/tex} in given questions:<\/p>\n<p>(a) 5% of {tex}x{\/tex} = 600 {tex} \\Rightarrow {\/tex} {tex}\\frac{5}{{100}} \\times x = 600{\/tex}<\/p>\n<p>{tex} \\Rightarrow {\/tex} {tex}x = \\frac{{600 \\times 100}}{5}{\/tex} = 12,000<\/p>\n<p>(b) 12% of {tex}x{\/tex} = Rs. 1080 {tex} \\Rightarrow {\/tex}{tex}\\frac{{12}}{{100}} \\times x = 1080{\/tex}<\/p>\n<p>{tex} \\Rightarrow {\/tex} {tex}x = \\frac{{1080 \\times 100}}{{12}}{\/tex} = Rs. 9,000<\/p>\n<p>(c) 40% of {tex}x{\/tex} = 500 km {tex} \\Rightarrow {\/tex} {tex}\\frac{{40}}{{100}} \\times x = 500{\/tex}<\/p>\n<p>{tex} \\Rightarrow {\/tex} {tex}x = \\frac{{500 \\times 100}}{{40}}{\/tex} = 1,250 km<\/p>\n<p>(d) 70% of {tex}x{\/tex} = 14 minutes {tex} \\Rightarrow {\/tex} {tex}\\frac{{70}}{{100}} \\times x = 14{\/tex}<\/p>\n<p>{tex} \\Rightarrow {\/tex} {tex}x = \\frac{{14 \\times 100}}{{70}}{\/tex} = 20 minutes<\/p>\n<p>(e) 8% of {tex}x{\/tex} = 40 liters {tex} \\Rightarrow {\/tex} {tex}\\frac{8}{{100}} \\times x = 40{\/tex}<\/p>\n<p>{tex} \\Rightarrow {\/tex} {tex}x = \\frac{{40 \\times 100}}{8}{\/tex} = 500 liters<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 7 Maths Exercise 8.2<\/p>\n<h6><span class=\"ez-toc-section\" id=\"Question_6Convert_given_percents_to_decimal_fractions_and_also_to_fractions_in_simplest_forms\"><\/span><strong>Question 6.<\/strong>Convert given percents to decimal fractions and also to fractions in simplest forms:<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p>(a) 25%<\/p>\n<p>(b) 150%<\/p>\n<p>(c) 20%<\/p>\n<p>(d) 5%<\/p>\n<p><strong>Answer:<\/strong><\/p>\n<table style=\"width: 100%;\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>S. No.<\/td>\n<td>Percents<\/td>\n<td>Fractions<\/td>\n<td>Simplest form<\/td>\n<td>Decimal form<\/td>\n<\/tr>\n<tr>\n<td>(a)<\/td>\n<td>25%<\/td>\n<td>{tex}\\frac{{25}}{{100}}{\/tex}<\/td>\n<td>{tex}\\frac{1}{4}{\/tex}<\/td>\n<td>0.25<\/td>\n<\/tr>\n<tr>\n<td>(b)<\/td>\n<td>150%<\/td>\n<td>{tex}\\frac{{150}}{{100}}{\/tex}<\/td>\n<td>{tex}\\frac{3}{2}{\/tex}<\/td>\n<td>1.5<\/td>\n<\/tr>\n<tr>\n<td>(c)<\/td>\n<td>20%<\/td>\n<td>{tex}\\frac{{20}}{{100}}{\/tex}<\/td>\n<td>{tex}\\frac{1}{5}{\/tex}<\/td>\n<td>0.2<\/td>\n<\/tr>\n<tr>\n<td>(d)<\/td>\n<td>5%<\/td>\n<td>{tex}\\frac{5}{{100}}{\/tex}<\/td>\n<td>{tex}\\frac{1}{{20}}{\/tex}<\/td>\n<td>0.05<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\">NCERT Solutions for Class 7 Maths Exercise 8.2<\/p>\n<h6><span class=\"ez-toc-section\" id=\"Question_7In_a_city_30_are_females_40_are_males_and_remaining_are_children_What_percent_are_children\"><\/span><strong style=\"line-height: 1.6;\">Question 7.<\/strong><span style=\"line-height: 1.6;\">In a city, 30% are females, 40% are males and remaining are children. What percent are children?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p><strong>Answer:<\/strong><\/p>\n<p>Given: Percentage of females = 30%<\/p>\n<p>Percentage of males = 40%<\/p>\n<p>Total percentage of females and males = 30 + 40 = 70%<\/p>\n<p>Percentage of children = Total percentage \u2013 Percentage of males and females<\/p>\n<p>= 100% \u2013 70%<\/p>\n<p>= 30%<\/p>\n<p>Hence, 30% are children.<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 7 Maths Exercise 8.2<\/p>\n<h6><span class=\"ez-toc-section\" id=\"Question_8Out_of_15000_voters_in_a_constituency_60_voted_Find_the_percentage_of_voters_who_did_not_vote_Can_you_now_find_how_many_actually_did_not_vote\"><\/span><strong>Question 8.<\/strong>Out of 15,000 voters in a constituency, 60^ voted. Find the percentage of voters who did not vote. Can you now find how many actually did not vote?<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p><strong>Answer:<\/strong><\/p>\n<p>Total voters = 15,000<\/p>\n<p>Percentage of voted candidates = 60%<\/p>\n<p>Percentage of not voted candidates = 100 \u2013 60 = 40%<\/p>\n<p>Actual candidates, who did not vote = 40% of 15000<\/p>\n<p>= {tex}\\frac{{40}}{{100}} \\times 15000{\/tex} = 6,000<\/p>\n<p>Hence, 6,000 candidates did not vote.<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 7 Maths Exercise 8.2<\/p>\n<h6><span class=\"ez-toc-section\" id=\"Question_9Meeta_saves_Rs_400_from_her_salary_If_this_is_10_of_her_salary_What_is_her_salary\"><\/span><strong>Question 9.<\/strong>Meeta saves Rs. 400 from her salary. If this is 10% of her salary. What is her salary?<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p><strong>Answer:<\/strong><\/p>\n<p>Let Meera\u2019s salary be Rs.{tex}x.{\/tex}<\/p>\n<p>Now, 10% of salary = Rs. 400<\/p>\n<p>{tex} \\Rightarrow {\/tex} 10% of {tex}x{\/tex} = Rs. 400<\/p>\n<p>{tex} \\Rightarrow {\/tex} {tex}\\frac{{10}}{{100}} \\times x = 400{\/tex}<\/p>\n<p>{tex} \\Rightarrow {\/tex} {tex}x = \\frac{{400 \\times 100}}{{10}}{\/tex}<\/p>\n<p>{tex} \\Rightarrow {\/tex} {tex}x = {\/tex} 4,000<\/p>\n<p>Hence, Meera\u2019s salary is Rs. 4,000.<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 7 Maths Exercise 8.2<\/p>\n<h6><span class=\"ez-toc-section\" id=\"Question_10A_local_cricket_team_played_20_matches_in_one_season_It_won_25_of_them_How_many_matches_did_they_win\"><\/span><strong>Question 10.<\/strong>A local cricket team played 20 matches in one season. It won 25% of them. How many matches did they win?<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p><strong>Answer:<\/strong><\/p>\n<p>Number of matches played by cricket team = 20<\/p>\n<p>Percentage of won matches = 25%<\/p>\n<p>Total matches won by them = 25% of 20<\/p>\n<p>= {tex}\\frac{{25}}{{100}} \\times 20{\/tex}<\/p>\n<p>= 5<\/p>\n<p>Hence, they won 5 matches.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Solutions_for_Class_7_Maths_Exercise_82\"><\/span>NCERT Solutions for Class 7 Maths Exercise 8.2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>NCERT Solutions Class 7 Maths PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 7 Maths includes text book solutions from Class 7 Maths Book . NCERT Solutions for CBSE Class 7 Maths have total 15 chapters. 7 Maths NCERT Solutions in PDF for free Download on our website. Ncert Maths class 7 solutions PDF and Maths ncert class 7 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=\"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 7 Maths, Social Science Computer Science, Home Science, 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","protected":false},"excerpt":{"rendered":"<p>NCERT Solutions for Class 7 Maths Exercise 8.2 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 7 Maths chapter wise &#8230; <a title=\"NCERT Solutions for Class 7 Maths Exercise 8.2\" class=\"read-more\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-7-maths-exercise-8-2\/\" aria-label=\"More on NCERT Solutions for Class 7 Maths Exercise 8.2\">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":[1388,281],"tags":[283,1535,321,1485,216],"class_list":["post-4312","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mathematics-cbse-class-07","category-ncert-solutions","tag-cbse-study-material","tag-class-7","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 7 Maths Exercise 8.2 | myCBSEguide<\/title>\n<meta name=\"description\" content=\"NCERT Solutions for Class 7 Maths Exercise 8.2 in PDF format for free download. 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