document.write( "Question 1125923: A train leaves Little Rock, Arkansas, and travels north at 55 kilometers per hour. Another train leaves at the same time and travels south at 75 kilometers per hour. How long will it take before they are 520 kilometers apart? \n" ); document.write( "

Algebra.Com's Answer #742263 by ikleyn(52835) $\"\"$ $\"About$

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document.write( "It will take    hours.\r\n" );
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