About take 6 hours to travel 8 km upstream and 32 km downstream and it takes 7 hours to travel 20 km upstream and 16 km downstream find the speed of the boat in still water and the speed of the stream
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8/(X-y) + 32/ x+y= 6
20/ (x-y) + 16/(x+y) = 7
x-y = 4
x+y = 8
speed of boat in still water 6km/h and the stream is 2 km/h
20/ (x-y) + 16/(x+y) = 7
x-y = 4
x+y = 8
speed of boat in still water 6km/h and the stream is 2 km/h
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