SOLUTION: If a boat travels downstream a 8km river in 1/3 hour, and comes up stream in 1/2 hour, what is the rate in still water?
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Question 616667: If a boat travels downstream a 8km river in 1/3 hour, and comes up stream in 1/2 hour, what is the rate in still water? Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! If a boat travels downstream a 8km river in 1/3 hour, and comes up stream in 1/2 hour, what is the rate in still water?
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It's the average of the speed upstream and downstream.
