document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1160242>Question 1160242</A>: <I><SPAN STYLE=\"word-break: break-all;\"> David and Andrew are traveling to a Mathematics conference. David travels 110 miles in <BR>\n" );
document.write( "the same time that Andrew travels 140 miles. Andrew travels 15 miles per hour faster <BR>\n" );
document.write( "than David. Find the average rate of each person.<BR>\n" );
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document.write( "The difference in distances is 140-110=30 miles; the difference in rates is 15mph.<br><BR>\n" );
document.write( "That means the time in hours is 30/15 = 2.<br><BR>\n" );
document.write( "That in turn means David's rate is 110/2 = 55mph and Andrew's rate is 140/2 = 70mph.<br><BR>\n" );
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