Ashish drive his car to a place 150 km away at an average speed of 50 km per hour and returns at some speed. what is his speed(in km per hour) for the returning journey if his average speed over whole journey is 37.5 km per hour?
Answers
Answered by
0
average speed =s1 +s2 divide by 2
s - d/t
s - d/t
Similar questions