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Solve the Problem 4mph4 \mathrm{mph} If a Boat Travels 40 Miles Downstream in the \mathrm{mph}

Question 33

Multiple Choice

Solve the problem.
-The speed of a stream is 4mph4 \mathrm{mph} . If a boat travels 40 miles downstream in the same time that it takes to travel 20 miles upstream, what is the speed of the boat in still water?


A) 12mph12 \mathrm{mph}
B) 8mph8 \mathrm{mph}
C) 15mph15 \mathrm{mph}
D) 14mph14 \mathrm{mph}

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