if the speed of a motorcycle from 10 km/hr to 50 km/hr in 9 seconds. what is its acceleration?

Answer 1

10,000 meters/ 3600 seconds = 2.78 meters/second
50,000 meters/ 3600 seconds = 13.89 meters/second
a = change in velocity/ change in time
= (13.89 - 2.78) / 9 m/s^2