Question

Ravi can swim 100m in 2min. Find his speed in km per hr

Answer 1

1km =1000m
then 100m =100/1000 km
2min =2/60 hour
speed =distance/time
S = 1/10×60/2
= 3 km/h

Answer 2

hey
- s = d/t so
100/2 =50m/s :)