Question
The speed of a boat in still water is 10 km/hr. It
covers (upstream) a distance of 36 km in 5 hours. The speed (in km/hr) of the stream isSolution
Upstream speed of boat = Distance/Time = 36/5 = 7.2 km/hr Therefore, speed of current = 10 – 7.2 = 2.8 km/hr
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