Answer: A hunter wishes to cross a river that is 1.5 km
Chapter 3, Problem 3.3.63(choose chapter or problem)
A hunter wishes to cross a river that is 1.5 km wide and flows with a speed of 5.0 km/h parallel to its banks. The hunter uses a small powerboat that moves at a maximum speed of 12 km/h with respect to the water. What is the minimum time necessary for crossing?
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