SOLUTION: A boat travels 4 km upstream and 4 km back. The time for the round trip is 7 hrs. The speed of the stream is 2 km/hr. What is the speed of the boat in still water?
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Question 1158450: A boat travels 4 km upstream and 4 km back. The time for the round trip is 7 hrs. The speed of the stream is 2 km/hr. What is the speed of the boat in still water? Answer by ikleyn(52810) (Show Source):
