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January 30, 2015

January 30, 2015

Posted by **yanyan** on Thursday, September 6, 2012 at 7:54pm.

- math -
**Steve**, Thursday, September 6, 2012 at 8:03pmsince the distance down and up is the same, if the boat's still-water speed is s,

5/3 (s+2) = 5(s-2)

s = 4

so, he rows at 4 mph in still water

the distance is thus 10 miles

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