a Boat goes 24 km upstream and 28 km downstream in 6 hours it goes 30 km upstream and 21 km downstream in 6 and half hours find the speed of boat in still water and also the speed of stream
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A boat goes 24 km upstream and 28 km downstream in 6 hours. In 6.5 hours , it can go 30 km upstream and 21 km downstream. Find the speed of the stream and the speed of the boat in still water.
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