SOLUTION: The speed of a stream is 4 mph. If a boat travels 46 miles downstream in the same time that it takes to travel 23 miles upstream, what is the speed of the boat in still water?
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Question 624718: The speed of a stream is 4 mph. If a boat travels 46 miles downstream in the same time that it takes to travel 23 miles upstream, what is the speed of the boat in still water? Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! The speed of a stream is 4 mph. If a boat travels 46 miles downstream in the same time that it takes to travel 23 miles upstream, what is the speed of the boat in still water?
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b = boat's speed
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b+4 = 2(b-4)
b = 12
any units
