Question: A motorboat going downstream overcame a raft at a point A; = 60 min later it turned back and after some time passed the raft

A motorboat going downstream overcame a raft at a point A; τ = 60 min later it turned back and after some time passed the raft at a distance l = 6.0 km from the point A. Find the flow velocity assuming the duty of the engine to be constant.

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