a Boat covers 32 kilometre upstream and 36 km downstream in 7 hours and also covers 42 kilometre upstream and 48 km downstream by taking 2 hours find the speed of the water in still and stream
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A boat covers 32 km upstream and 36 km downstream in 7 hrs. Also, it covers 40 km upstream and 48 km downstream in 9 hrs. Finf the spead of the boat in still water and that of the stream.
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