Question

The perimeter of playground = 2800 m . And a boy take to go three times round the playground, if he walks at rate of 1.5 m per second . How many second to go three times .

Answer 1

please mark as a brainliest

Answer 2

One round of the playground is equal to =2800m

But the boy walked three times

So, the boy walked 2800*3meters

This means the boy walked

=4400meters in total when walked three times.

And in one second the boy walks 1.5meters

In how many second does the boy walk three rounds of 4400metrs?

=4400/1.5

Equals to the time taken

The answer is :2933.3 seconds