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Mathematics, 27.10.2020 04:10 hhugfatqtyc

A person swims 11 miles downriver in the same time they can swim 7 miles upriver. The speed of the current is 4 miles per hour. Find the speed of the person in stil water

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A person swims 11 miles downriver in the same time they can swim 7 miles upriver. The speed of the...

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