document.write( "Question 201738: It took Brenda 10 hours to drive from A to B when she averaged 50 miles per hour. Pulling a trailer on the return trip from B to A, she averaged 40 miles per hour. How many hours did the return trip take?
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Algebra.Com's Answer #151962 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! It took Brenda 10 hours to drive from A to B when she averaged 50 miles per hour. Pulling a trailer on the return trip from B to A, she averaged 40 miles per hour. How many hours did the return trip take? \n" ); document.write( "-------------------- \n" ); document.write( "10 hrs at 50 mph means the distance from A to B is 500 miles \n" ); document.write( "------------------------------ \n" ); document.write( "Time for the return trip = distance/rate = 500/40 = 12.5 hours \n" ); document.write( "====================================================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |