A boat travels 20 km downstream in 1 hour and 15 km upstream in 1 hour. If the speed of the stream is 2 km/h, what is the speed of the boat in still water?
A boat travels 20 km downstream in 1 hour and 15 km…
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in
Written by
in
A boat travels 20 km downstream in 1 hour and 15 km upstream in 1 hour. If the speed of the stream is 2 km/h, what is the speed of the boat in still water?
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