document.write( "Question 1152453: Peggy drives to town at a rate of 40 km/h. How fast must she drive BACK in order to average 80 km/h for the entire trip? \n" ); document.write( "
Algebra.Com's Answer #774473 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Peggy drives to town at a rate of 40 km/h. How fast must she drive BACK in order to average 80 km/h for the entire trip? \n" ); document.write( "=========== \n" ); document.write( "This is a \"trick question.\" \n" ); document.write( "The time spent going at 40 is the same time as a round trip at 80. \n" ); document.write( "Time is up. \n" ); document.write( "It's not possible. \n" ); document.write( " \n" ); document.write( " |