document.write( "Question 733961: A train leaves Little Rock, Arkansas, and travels north at 65 kilometers per hour. Another train leaves at the same time and travels south at 90 kilometers per hour. How long will it take before they are 310 kilometers apart? \n" ); document.write( "
Algebra.Com's Answer #448649 by rfer(16322)\"\" \"About 
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moving apart at 90+65=155 mph
\n" ); document.write( "310/155=2 hrs
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