document.write( "Question 460628: 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 110 miles per hour. Train A passes a station at 7:25pm. If train B passes the same station at 7:37pm at what time will train B catch up to train A? \n" ); document.write( "
Algebra.Com's Answer #315940 by sudhanshu_kmr(1152)\"\" \"About 
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\n" ); document.write( "Distance traveled by train A during (7:37 - 7:25) i.e 12 minutes \r
\n" ); document.write( "\n" ); document.write( "= 100 * 12/60 = 20 miles\r
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\n" ); document.write( "\n" ); document.write( "relative velocity = 110-100= 10 miles/hour\r
\n" ); document.write( "\n" ); document.write( "time = 20/10 = 2 hours\r
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\n" ); document.write( "\n" ); document.write( "so, after 2 hours B will catch Train A.\r
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