Question

a boy runs a distance of 3 metre in 1 second what is his speed in kilometre per hour

Answer 1

Heya Frnd.........☺

for getting speed in Km. / hr ,

We multiply the speed in m/s to 18/5.

Therefore,

3 × 18/5

= 54/5

= 10.8 km/hr..........ANS

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Answer 2

to get the speed in km/hr you need to multiply the speed in m/s by 18/5

So, multiplying by 18/5 we get

3×18/5
=54/5
=10.8 km/hr.

Hope it helps!!!