Question

4. A motorcyclist drives from A to B with a uniform speed of 30Kmph and returns back
with a speed of 20Kmph. Find its average speed.

Answer 1

Answer:

24 Kmph

Explanation:

it can be found out using the average formula

average speed=(2 * speed from A to B * Speed from B to A)/(speed from A to B + speed from B to A)

avg. speed=(2(30*20))/(20+30)

avg. speed=1200/50

avg. speed =24