document.write( "Question 209126: Lisa left camp on her bicycle at noon and rode at an average rate of 10 miles per hour. Morton left camp in his van at 1:30 p.m. and over took Lisa in 30 minutes. At what average rate was he traveling in the van? \n" ); document.write( "
Algebra.Com's Answer #158079 by Alan3354(69443)\"\" \"About 
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Lisa left camp on her bicycle at noon and rode at an average rate of 10 miles per hour. Morton left camp in his van at 1:30 p.m. and over took Lisa in 30 minutes. At what average rate was he traveling in the van?
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\n" ); document.write( "Morton overtook Lisa 2 hours after she left (1:30 + 1/2 hour).
\n" ); document.write( "At 10 mph, Lisa traveled 20 miles.
\n" ); document.write( "Morton traveled 20 miles in 1/2 hour --> 40 mph.
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