Question Number 114 by saidinesh999.sd@gmail.com last updated on 25/Jan/15

a bus travels at a speed of 72 km per hour.what is its speed in metres per second?

Answered by ghosea last updated on 04/Dec/14

Speed=72 km/h=72×1000meters/hour  =72000 meters/hour=((72000)/(3600))meters/second  =20 meters per second