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A boat cruises downstream for 2 hours before heading back. It takes 3.5 hours going upstream to get back. If the speed of the s...Asked by --
A boat cruises downstream for 2 hours before heading back. It takes 3.5 hours going upstream to get back. If the speed of the stream is 8 mph, what is the speed of the boat in still water?:
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Answered by
PsyDAG
Let x = the speed of the boat in still water. Since the same distance is traveled both ways,
2(x + 8) = 3.5(x - 8)
Solve for x.
I hope this helps. Thanks for asking.
2(x + 8) = 3.5(x - 8)
Solve for x.
I hope this helps. Thanks for asking.
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