document.write( "Question 240383: Driving time. The time t required to drive a fixed distance varies inversely as the speed r. It takes 5 hr at 55mph to drive a fixed distance. How long wold it take at 40mph? \n" ); document.write( "
Algebra.Com's Answer #176716 by Alan3354(69443)\"\" \"About 
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The time t required to drive a fixed distance varies inversely as the speed r. It takes 5 hr at 55mph to drive a fixed distance. How long wold it take at 40mph?
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\n" ); document.write( "5*55 = 275 miles
\n" ); document.write( "275 mi/40 mph = 6.857 hours
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