A and B are two stations, a train goes from A to B at 64 km/hr. and return to A at a slower speed. If its average speed for the whole journey is 56 km/hr. at what speed did it return ?

A and B are two stations, a train goes from A to B at 64 km/hr. and re

1.	A and B are two stations, a train goes from A to B at 64 km/hr. and return to A at a slower speed. If its average speed for the whole journey is 56 km/hr. at what speed did it return ?
A.	48 km/hr.
B.	49.77 km/hr.
C.	52 km/hr.
D.	47.46 km/hr.
Answer» C. 52 km/hr.

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A and B are two stations, a train goes from A to B at 64 km/hr. and return to A at a slower speed. If its average speed for the whole journey is 56 km/hr. at what speed did it return ?

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