document.write( "Question 1074551: A motorboat traveling with the current went 45 miles in 3 hours. Against the current, it took 4.5 hours to travel the same distance. Find the rate of the boat in calm water. \n" ); document.write( "
Algebra.Com's Answer #689200 by josgarithmetic(39617)\"\" \"About 
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\"r%2Bc=45%2F3=15\"
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\n" ); document.write( "\"r-c=45%2F4.5=10\"\r
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\n" ); document.write( "\n" ); document.write( "\"r%2Bc-%28r-c%29=5\"\r
\n" ); document.write( "\n" ); document.write( "\"2c=5\"\r
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\n" ); document.write( "\n" ); document.write( "\"r%2Bc%2Br-c=25\"\r
\n" ); document.write( "\n" ); document.write( "\"2r=25\"\r
\n" ); document.write( "\n" ); document.write( "\"r=25%2F2\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28highlight%28r=12%261%2F2%29%29\"
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