SOLUTION: a streamer goes downstream & covers the distance between two ports in 4hours whilw it covers the same distance upstreame in 5 hours. If te speed of the stream be 2km/hr, the spedd

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Question 896057: a streamer goes downstream & covers the distance between two ports in 4hours whilw it covers the same distance upstreame in 5 hours. If te speed of the stream be 2km/hr, the spedd of the streamer in still water...?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
A streamer? No power from the streamer. It could go downstream but cannot go upstream because the stream will still push it DOWNSTREAM.