Rational Expression Application Question
Could someone post and explain the steps on solving this question?
A speedboat can travel 32 miles per hour in still water. It travels 150 miles upstream against the current then returns to the starting location. The total time of the trip is 10 hours. What is the speed of the current? (Answer is 8 miles/hour)
February 16, 2013
3 Comments • Newest first
f=ma
150*32=2'4
150/(32-x) + 150/(32+x) = 10 solve for x
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