A man travels from A to B at a speed of 30 kmph and returns with a speed of 60 kmph. What is the average speed of the man? October 8, 2019 – by admin A man travels from A to B at a speed of 30 kmph and returns with a speed of 60 kmph. What is the average speed of the man? A. 47.5 B. 50 C. 45D. 40
