A and B are two stations. A train goes from A to B A at 64 km/hr and returns to A at a slower speed. If its average speed for the whole journey is 56 km/hr, at what speed did it return? - Study24x7
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A and B are two stations. A train goes from A to B A at 64 km/hr and returns 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

30 km/hr 

D

47.46 km/hr

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