document.write( "Question 674280: A passenger train and freight train leave a station at the same time traveling in opposite directions. The passenger train travels at 50 mph. The freight train travels at 35 mph. How long will it take for the trains to be 425 miles apart? \n" ); document.write( "
Algebra.Com's Answer #419124 by rfer(16322)\"\" \"About 
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moving apart at 85 mph
\n" ); document.write( "425/85=5 hrs
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