document.write( "Question 423681: Trains A and B are traveling in the same direction on parallel tracks. train A is traveling at 100 miles per hour and train B is traveling at 104 miles per hour. Train A passes a station at 6:10 P.M. If train B passes the same station at 6:40 P.M., at what time will train B catch up to train A? \n" ); document.write( "
Algebra.Com's Answer #295438 by mananth(16946)\"\" \"About 
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Train A speed 100 mph
\n" ); document.write( "Train B speed 104 mph
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\n" ); document.write( "Train A passes station at 06:10
\n" ); document.write( "Train B passes station at 06:40
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\n" ); document.write( "Difference in time=00:30
\n" ); document.write( "Train A will have covered 50 miles before Train B starts
\n" ); document.write( "catch up distance= 50 miles
\n" ); document.write( "catch up speed = 104-100 mph
\n" ); document.write( "catch up speed = 4 mph
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\n" ); document.write( "Catchup time = catchup distance/catch up speed
\n" ); document.write( "catch up time= 50/4
\n" ); document.write( "catch up time= 12.5 hours
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