document.write( "Question 700760: a man travels a certain distance at a rate of 75mph and then returns over the same route at 100 mph. What is his average of the roundtrip?
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Algebra.Com's Answer #431997 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! a man travels a certain distance at a rate of 75mph and then returns over the same route at 100 mph. What is his average of the roundtrip? \n" ); document.write( "------------ \n" ); document.write( "RT avg = 2*75*100/(75+100) \n" ); document.write( "=~ 85.714 mi/hr \n" ); document.write( "------------------- \n" ); document.write( "Proof is available.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |