A man covered a certain distance at an average speed of 50 km/hr and comes back at the speed of 40 km/hr. Find the average speed (in km/hr) of the man during the whole journey?
Answer & explanation
Correct answer: option 3
A man covered a certain distance at an average speed of 50 km/hr and comes back at the speed of 40 km/hr. Find the average speed (in km/hr) of the man during the whole journey?
Correct answer: option 3