A man travels from A to B at 4 mph over a certain journey
and returns over the same route to A, at 5 mph. What is his
average speed for the journey?
Answer Posted / ajit
suppose distance of A to B is 30 mile.
then A man travel A to B in 5 hr.and return form B to A in 4 hr. Total time is 9 hr. taken by A man.
(4+5)/2=4.5 mph
| Is This Answer Correct ? | 1 Yes | 7 No |
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