Question

A motorcyclist drives from a to b with uniform speed of 30 km per hour and returns from place b to a with uniform speed 20 km per hr.Find hus average speed

Answer 1

v1 = 30m/s

v2 = 20m/s

average velocity = v1+v2 /2

= 30+20/2

=50/2

=25 m/s

the average velocity of the motorcyclist is 25m/s