Question

Abdul while driving to school, computes the average speed for his trip to be 20km h-1.On his return trip along the same route , there is less traffic and the average speed is 30km h-1 .What is the average speed for Abdul's trip

Answer 1

The answer is 25km h-1 for the average, if you add 30 and 20 you get fifty. Divide by 2 (the number of variables/ numbers) and you have your answer