document.write( "Question 891562: What formula should I use to determine how long it would take to travel 80 miles when driving at 85 mph? \n" ); document.write( "
Algebra.Com's Answer #539832 by nerdybill(7384)\"\" \"About 
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What formula should I use to determine how long it would take to travel 80 miles when driving at 85 mph?
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\n" ); document.write( "formula is:
\n" ); document.write( "d = rt
\n" ); document.write( "where
\n" ); document.write( "d is distance traveled
\n" ); document.write( "r is rate or speed
\n" ); document.write( "t is time
\n" ); document.write( ".
\n" ); document.write( "start with:
\n" ); document.write( "d = rt
\n" ); document.write( "plug in what was given
\n" ); document.write( "80 = 85t
\n" ); document.write( "80/85 = t
\n" ); document.write( "0.9412 hours = t
\n" ); document.write( "or
\n" ); document.write( "56 minutes = t \n" ); document.write( "
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