document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1192778>Question 1192778</A>: <I><SPAN STYLE=\"word-break: break-all;\"> One man starts out from a city and walks North at the rate of 3 kilometers per hour. Three hours later, a second man starts from the same place and walks the same route at 4 kilometers per hour. How far will he have to go before he overtakes the first man? </SPAN>\n" );
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document.write( "The first man walks 3 km/h for 3 hours before the second man starts, traveling a distance of 3*3=9km.<br><BR>\n" );
document.write( "The rate at which the second man overtakes the first man is the difference in their walking rates, which is 1km/h.<br><BR>\n" );
document.write( "To make up a distance of 9km at a rate of 1km/h takes 9/1=9 hours.<br><BR>\n" );
document.write( "In 9 hours the second man walks 9*4=36km.  (And the first man by then has walked 12*3=36km.)<br><BR>\n" );
document.write( "ANSWER: The second man walks 36km before he overtakes the first man.<br><BR>\n" );
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