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Mathematics, 21.01.2020 04:31 kp2078
Aboat took 5 h to travel 60 km up a river, against the current. the return trip took 3 h. find the speed of the boat in still water and the speed of the current.
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Aboat took 5 h to travel 60 km up a river, against the current. the return trip took 3 h. find the s...
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