Question

Abdul while driving to school computes the average speed for his trip to be 20 km per hour on his return trip along the same route there is less traffic and average speed is 30 km per hour what is the average speed for Abdul strip

Answer 1

Solve:

With the given answer, the candidate can make use of the average speed formula to find out the answer.

As per the given values , you can apply solve step by step and it let to get average speed of complete travel .

Here 2*20*30/20+30=40*30/50=40*3/5= 8*3=24 avg speed for the whole journey.

Answer 2

This is the solution

Hope it would help everyone