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December 25, 2014

December 25, 2014

Posted by **Candice Watt** on Tuesday, February 1, 2011 at 7:55pm.

- Math -
**tchrwill**, Wednesday, February 2, 2011 at 4:01pmV = his speed in still water

v = the speed of the current

10/(V-v) = 2.5 and 10/(V+v) = 1.25

SOlve each for V and equate the results yields (10 + 2.5v)/2.5 = (10 - 1.25)/1.25.

Solve for v and then V.

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