SOLUTION: A kayak moves at a rate of 10 mph in still water. If the river current flows at a rate of 2 mph, how long does it take to travel 25 miles?
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Question 739213: A kayak moves at a rate of 10 mph in still water. If the river current flows at a rate of 2 mph, how long does it take to travel 25 miles?
Answer by josgarithmetic(39614) (Show Source): You can put this solution on YOUR website!
Rate in the current when moving along with the current would be 10+2 mph. Rate when moving against the current would be 10-2 mph.
r*t=d, t=d/r.
Which way versus the current is the kayak moving?
With the current, hours.
Against the current, hours.
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