Question

Ram went to school with average speed of 30 km per hour on his return back to home along same route the average speed is 40 km per hour. what is the average speed of ram in whole trip?​

Answer 1

Answer:

70 km

Explanation:

when going 30km

coming it's 40 km

so

30+40 =70 km

so the average speed in whole trip is 70 km