document.write( "Question 518135: with the aid of the current, cathy can row a boat 3 miles in 15 minutes. However, against the current she needs 20 minutes to row the same distance. How fast does Cathy row in still water, and how fast is the current?
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Algebra.Com's Answer #345047 by solver91311(24713) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "If she goes 3 miles in 15 minutes, which is 1/4 hour, she must be going 12 miles per hour. If she goes 3 miles in 20 minutes, or 1/3 hour, she must be going 9 miles per hour. Her still water speed plus the current is the downstream trip (current aided) so

and the upstream trip is

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and

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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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$\"The$

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