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Question
You are in a boat 2 miles from the nearest point on the coast (see figure). You are to go to a point Q, which is 3 miles down the coast and 1 mile inland. You can row at 8 miles per hour and walk at 9 miles per hour. Toward what point on the coast should you row in order to reach point Q in the least time? Round your answer to three decimal places.
A) approximately 2.286 miles
B) approximately 2.722 miles
C) approximately 1.606 miles
D) approximately 1.831 miles
E) approximately 2.486 miles
Answer
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