document.write( "Question 381394: A \"Local\" train leaves a station and runs at an average rate of 35 mph. An hour and a half later an \"Express\" train leaves the station and travels at an average rate of 56 mph on a parallel track. How many hours after it starts will the Express overtake the Local?\r
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Algebra.Com's Answer #270499 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! A has 52.5 mi lead \n" ); document.write( "overtake speed is 20 mph \n" ); document.write( "52.5/20=2.625 hrs=2 hr 37.5 min \n" ); document.write( " |