1.

The ratio of speed of boat in still water to speed of stream is 8 : 1. It take 4 hours by boat to cover 54 Km in downstream and 42 km in upstream. Find the downstream speed of boat.

A. 25 Kmph
B. 24 Kmph
C. 22 Kmph
D. 20 Kmph
E. 27 Kmph
Answer» F.


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