SOLUTION: Jane took 10 minutes to drive her boat upstream to water ski at her favorite spot. Coming back later in the day, at the same boat speed, it took her five minutes. If the current in
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Question 303886: Jane took 10 minutes to drive her boat upstream to water ski at her favorite spot. Coming back later in the day, at the same boat speed, it took her five minutes. If the current in that part of the river is 5 km per hour, what was her boat speed in still water? Answer by richwmiller(17219) (Show Source):
