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The speed of the boat in still water is mph. The speed of a river current is 3 mph. If a boat travels 30 miles downstream in the same time that it takes to travel 20 miles upstream, find the speed of the
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The speed of the boat in still water is mph.

The speed of a river current is 3 mph. If a boat travels 30 miles downstream in the same time that it takes to travel 20 miles upstream, find the speed of the boat in still water.

User Robin Curbelo
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Answer: the speed of the stream is 9mph

User Ziul
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