A car travels along a straight line for first half time with a
speed of 40 km h- and the second half time with a speed
of 60 km h . Find the average speed of the car.
Answers
Answered by
3
Vavg=v1*t/2+v2*t/2/t
v1+v2/2
60+40/2
Vavg= 50km/hr
Similar questions