document.write( "Question 1144569: Trent can deliver his newspapers in 20 minutes. It takes Lois 30 minutes to do the same route. How long would it take them to deliver the newspapers if they work together? \n" ); document.write( "

Algebra.Com's Answer #765718 by Edwin McCravy(20060) $\"\"$ $\"About$

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>>Trent can deliver his newspapers in 20 minutes.<<
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document.write( "So Trent's delivery rate is 1 route per 20 minutes:\r\n" );
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\n" ); document.write( ">>It takes Lois 30 minutes to do the same route.<<
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document.write( "So Lois's delivery rate is 1 route per 30 minutes:\r\n" );
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document.write( "When they work together, their combined rate is the sum of their rates:\r\n" );
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\n" ); document.write( ">>How long would it take them to deliver the newspapers if they work together?<<
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document.write( "Answer: 1 route in 12 minutes.\r\n" );
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document.write( "Edwin

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