Question

A boy walks at a speed of 4 km/hr. How much time does he take to walk distance of 20
km?

Answer 1

Answer:

So, 4km in 1hour

20 km = 4×5 km in 1×5hours

20 km = 5hours

So, he will take 5 hours.

Answer 2

AnSwEr -:


Time taken to cover 20 km = 5 hours.

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Taken time -:

“T = d/s”

T= time

D= Distance

S= speed

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Explanation-:


Given ,

A boy walks 4km / hr

To find ,

The time he will take to cover 20 km


Formula of time taken -:

“T = d/s”

T= time = ??

D= Distance = 20 km

S= speed = 4 km /hr

T = 20/4

T= 5

Time taken =5

Time taken to cover 20 km = 5 hours.

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Formulas related to this question-:

Time taken = distance / speed

Speed = distance/ time

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