Question

Boojho walks to his school which is at a distance of 3 km from his home in 30 minutes on reaching reaching he finds that the school is closed and come back by the by a bicycle with his friend and reaches home in 20 minute his average speed in km h is

Answer 1

The answer is 2m/s.
May the answer help you..

Answer 2

Answer:

The average speed of Boojho is 7.2km/hour.

Explanation:

The formula for finding average speed is = Total distance/Total speed

Total distance = 3+3 = 6km ( up and down)

Total time = 30 +20 minutes = 50/60 hours ( up and down)

So, the average speed is =( 6*60)/50 = 36/5 = 7.2 km/hour( or 2m /sec).

The average speed of Boojho is 7.2km/hour.