Mathematics, 09.07.2019 22:20 dalilaoliva12

a motorboat takes 4 hours to travel 128 km going upstream. the return trip takes 2
hours going downstream. what is the rate of the boat in still water and what is the rate of the current?

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a motorboat takes 4 hours to travel 128 km going upstream. the return trip takes 2
hours going...

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