Question

If a car travels a distance of 75km in 1 hour at uniform speed it’s speed is expressed in m/s is ?????

Answer 1

speed = distance /time
=75*1000m/1*3600
= 20.8m/sec

Answer 2

we can write 75km = 75000 m
and 1 hour = 3600 sec
then average speed = 75000/3600
= 19.23 m/sec

HOPE THIS HELPS YOU