document.write( "Question 1001797: If it takes 40 minutes to go 21 miles what is the miles per hour? \n" ); document.write( "
Algebra.Com's Answer #618874 by rfer(16322)\"\" \"About 
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40/21=60/x
\n" ); document.write( "40x=60*21
\n" ); document.write( "x=1260/40
\n" ); document.write( "x=31.5 mph
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