document.write( "Question 1008998: Shelia leaves on a long trip driving at a steady rate of 40 miles per hour. Her sister Allison leaves from the same location traveling to the same destination 2 hours later. She drives at a steady rate of 60 miles per hour. How long after Allison leaves home will she catch up to Shelia? \n" ); document.write( "
Algebra.Com's Answer #624526 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! We can solve this using reason more than equations... \n" ); document.write( "Sheila drives 80 miles in the two hours before Allison leaves...that is her head start. \n" ); document.write( "Allison then covers 20 miles more than Sheila each hour thereafter. \n" ); document.write( "It will take her 80/20 = 4 hours to catch up to her. \n" ); document.write( " |