Question

15m/s is equal to ??

Answer 1

ⓗⓔⓨ ⓕⓡⓘⓔⓝⓓ ⓗⓔⓡⓔ ⓘⓢ ⓨⓞⓤⓡ ⓐⓝⓢⓦⓔⓡ 


1km= 5/18 m s^-1

so, 1m/S=18/5 m s^-1

Now, multiplying 15*18/5=54 km/h


⊙ So. your answer is 54km/h



$hope \: it \: helps \: you$



@ Prabhu dutt.....

Answer 2

1 km = 1000m
1 hr = 3600sec

15m/s =
$15 \times \frac{3600}{1000}$
=
$15 \times \frac{18}{5}$
= 18 × 3 = 54