document.write( "Question 923904: [A freight train leaves town at 40 mph. A second train leaves town 3 hours later at 56 mph. How many hours after the first train leaves will the second overtake the first train?] \n" ); document.write( "
Algebra.Com's Answer #560435 by rfer(16322)\"\" \"About 
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Train A has a 120 mile lead.
\n" ); document.write( "Overtake speed is 16mph
\n" ); document.write( "120/16=7.5 hrs
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