Mathematics, 09.12.2021 06:40, megamorph

The speed of a stream is 2 mph. A boat travels 9 miles upstream in the same time it takes to travel 13 miles downstream. What is the speed of the boat in still water? The speed is 10 mph

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The speed of a stream is 2 mph. A boat travels 9 miles upstream in the same time it takes to travel...