document.write( "Question 966010: In still water, a boat averages 12 miles per hour. It takes the same amount of time to travel 10 miles downstream, with the current, as it does 5 miles upstream, against the current. what is the rate of the water's current? \n" ); document.write( "
Algebra.Com's Answer #590444 by josgarithmetic(39616)\"\" \"About 
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VARIABLES
\n" ); document.write( "r=12
\n" ); document.write( "t=unknown
\n" ); document.write( "c=unknown
\n" ); document.write( "d=10
\n" ); document.write( "u=5\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "BASIC RULE: RT=L rate time Length-or-distance\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "______________________rate____________time_______________distance
\n" ); document.write( "downstream____________r+c_____________t___________________d
\n" ); document.write( "upstream______________r-c_____________t___________________u
\n" ); document.write( "
\n" );