Physics, asked by surajpuja549, 1 year ago

The speed of boat in still water is 15 km/hr. it can go 30 km upstream and return downstream to the original point in 4 hr 30 min. find the speed of the stream

Answers

Answered by jairammeena

4

10km /hr is the right answer

Answered by santoshjogi

2

10km/hr is right ans

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