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A train travels a distance of 1000km 400m in 15 1/2 hours 30 minutes. What is the average speed of the train?

Posted by Joanna Joy 5 years, 7 months ago

CBSE > Class 08 > Mathematics

1 answers

Yogita Ingle 5 years, 7 months ago

Distance = 1000km 400m = 1000.4km
Time = 15 1/2 + 30min = 16 hrs
speed = d/t
= 62.525 km/hr

The average speed of the train is 62.525 km/hr .

ANSWER

There are dash rational numbers between two rational numbers

Posted by Vikash Rana 5 years, 7 months ago

CBSE > Class 08 > Mathematics

2 answers

Nithya Chinnu 5 years, 7 months ago

No this answer pls telll crct ansrs

B Ramesh 5 years, 7 months ago

Uncountable

ANSWER

Who we can do integer problem

Posted by Krishan Sidh 5 years, 7 months ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

Show that square of every number is of the form 3m or 3m + 1

Posted by Red Bricks 5 years, 7 months ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

What is the whole square A+B

Posted by Om Prakash Parida 5 years, 7 months ago

CBSE > Class 08 > Mathematics

1 answers

Akshit Sharma 5 years, 7 months ago

(a+b)² = a² + b² +2ab

ANSWER

Write definition of rational number

Posted by Meenu Sarma 5 years, 7 months ago

CBSE > Class 08 > Mathematics

3 answers

Ritesh Yadav 5 years, 7 months ago

The number p by q form a rational number when p and q are integers and p is not equal to zero is called rational number

Akshit Sharma 5 years, 7 months ago

Ratoinal no. Are no. Represented in form of p/q where q≠0 because p/0 =∞i.e, not defined

Red Bricks 5 years, 7 months ago

Number represented in the form of p upon q form where Q not equal to 0

ANSWER

16y =13/37y

Posted by Ridhim Tomar 5 years, 7 months ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

Rattional nob5/8

Posted by Arun Kumar 5 years, 7 months ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

what will be the unit digit of the square of 98

Posted by Path Shrivastav 5 years, 7 months ago

CBSE > Class 08 > Mathematics

2 answers

Ritesh Yadav 5 years, 7 months ago

The unit digit of the square of 98 is 4

Yogita Ingle 5 years, 7 months ago

what will be the unit digit of the square of 98

unit digit of 98 is 8 . and square of 8 = 64

So, the unit digit of the square of 98 is 4.

ANSWER

mujhe image bhejna hai

Posted by Harsh Kumar 5 years, 7 months ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

6=z+2

Posted by Komal Ahuja 5 years, 7 months ago

CBSE > Class 08 > Mathematics

2 answers

Ritesh Yadav 5 years, 7 months ago

4

Shobha Koteppagol 5 years, 7 months ago

4

ANSWER

Ch 6 ex 6.3

Posted by Saurabh Chaturvedi 5 years, 7 months ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

1+3+5+7=16 why

Posted by Simran Ahirwar 5 years, 7 months ago

CBSE > Class 08 > Mathematics

3 answers

Ritesh Yadav 5 years, 7 months ago

1+3=4 4+5=9 9+7=16

Saumya Kumar 5 years, 7 months ago

Like this 1+3=4 4+5=9 9+7=16

Saumya Kumar 5 years, 7 months ago

Because when we add it we get answer 16

ANSWER

Find square root of number in the following by division method 1)9089 2)8654 3)46457 4)46732 5)46668

Posted by Madeeha Aleem 5 years, 7 months ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

-7a + 6x + 7y

Posted by Yuvraj Singh 5 years, 7 months ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

81-'x729 32 x 243-1

Posted by Raman Gautam 5 years, 7 months ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

2(×-1)+2(3x-1)=0

Posted by Trishant Dutta 5 years, 7 months ago

CBSE > Class 08 > Mathematics

3 answers

Akshit Sharma 5 years, 7 months ago

2(x-1)+2(3x-1)=0 » 2x - 2 + 6x - 2 =0 » 8x = 4 » x = 1/2 » x=0.5

Yogita Ingle 5 years, 7 months ago

2(×-1)+2(3x-1)=0

2x - 2 + 2(3x) - 2 = 0

2x -2 + 6x - 2 = 0

8x - 4 = 0

8x = 4

x = 4/8

x = 1/2

Saumya Kumar 5 years, 7 months ago

-1/4

ANSWER

2x - 3=7

Posted by Satwinder Ram 5 years, 7 months ago

CBSE > Class 08 > Mathematics

4 answers

Satwinder Ram 5 years, 7 months ago

Thanks to all

Akshit Sharma 5 years, 7 months ago

2x -3 = 7 » 2x = 7-3 » 2x = 4 » x =4/2 = 2

Yogita Ingle 5 years, 7 months ago

2x - 3 = 7

2x = 7 + 3

2x = 10

x = 10/2

x = 5

Alpesh Patel 5 years, 7 months ago

2x=7+3 2x=10 x=10/2 x=5

ANSWER

Chapter factorisation

Posted by Jaggi Kharoud 5 years, 7 months ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

X+1 is a liner eqation in 1 varable or 2 variable

Posted by Aamir Siddiqui 5 years, 7 months ago

CBSE > Class 08 > Mathematics

1 answers

Gaurav Seth 5 years, 7 months ago

1 variable

explanation:

It is an equation in a single variable with its highest degree being 1.

ANSWER

The area of square field is

Posted by Vivek Kumar 5 years, 7 months ago

CBSE > Class 08 > Mathematics

3 answers

Ritesh Yadav 5 years, 7 months ago

Area ofsquare field is side * side

Aditi Anand 5 years, 7 months ago

Area = side × side

Sejal Kumari 5 years, 7 months ago

Area of square is - side × side

ANSWER

Who is known as the father of the mathematics

Posted by Karanjot Kaur 5 years, 7 months ago

CBSE > Class 08 > Mathematics

1 answers

Vivek Kumar 5 years, 7 months ago

Archimedes

ANSWER

Square root of 35

Posted by Riddhi Pahuja 5 years, 7 months ago

CBSE > Class 08 > Mathematics

2 answers

?Sayali? ?Gunjal? 5 years, 7 months ago

The square root of 35 is 5.19

Vivek Kumar 5 years, 7 months ago

5.19

ANSWER

The organism of an easy competition decide that a winner in the competition get a price of rupees hundred and participate who did not win get a price of rupees 25 the total prize money distribute is 3000 find the number of winner if the total number of participate is 63

Posted by Anuj Kumar 5 years, 7 months ago

CBSE > Class 08 > Mathematics

1 answers

Anuj Kumar 5 years, 7 months ago

Total sum of money = Rs. 3000 Let the number of winner Rs.100 be x And Those who are not a winner = 63 - x 100 × x + 25 × ( 63 -x) = 3000 100x +1575 - 25x = 3000 75x +1575 = 3000 75x + 1575 - 1575 = 3000 - 1575 75x = 1425 75x/75 = 1425/75 X = 19 THANKS FOR CHILD ??????? ???

ANSWER

Fvdc

Posted by Shiv Charan 5 years, 7 months ago

CBSE > Class 08 > Mathematics

1 answers

?Sayali? ?Gunjal? 5 years, 7 months ago

Farmington Valley Diagnostic

ANSWER

Which number lies between 0 and-1in a number line

Posted by Yogeshwari Nagarajan 5 years, 7 months ago

CBSE > Class 08 > Mathematics

2 answers

Saumya Kumar 5 years, 7 months ago

Actually it depends upon your denominator

Saumya Kumar 5 years, 7 months ago

Ans is -1/4; -2/4; -3/4

ANSWER

Which of the following numbers are perfect squares of even numbers 144,225,784,256,841,576

Posted by Ayush Toshwal 5 years, 7 months ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

Is 0 a Q

Posted by Arti Pokhriyal 5 years, 7 months ago

CBSE > Class 08 > Mathematics

1 answers

Saumya Kumar 5 years, 7 months ago

No

ANSWER

Find (x+y) when x=-7and y=3

Posted by Jaspreet Guraya 5 years, 7 months ago

CBSE > Class 08 > Mathematics

5 answers

?Sayali? ?Gunjal? 5 years, 7 months ago

-4

Vivek Kumar 5 years, 7 months ago

-4

Ayan Khan Khan 5 years, 7 months ago

-4

Amita Rasaniya 5 years, 7 months ago

-4

Pratap Rudra Mishra 5 years, 7 months ago

My bro -4 is answer

ANSWER

Who is known as father of mathematics

Posted by Subham Shubham 5 years, 7 months ago

CBSE > Class 08 > Mathematics

1 answers

Chandan Kumar 5 years, 7 months ago

Hai shubham Chandan

ANSWER

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