document.write( "Question 295353: trains a and b are traveling in the same direction on parallet 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 4:20 a.m. If train b passes the same station at 4:50 a.m., at what time will train b catch up to train a? \n" ); document.write( "
Algebra.Com's Answer #212859 by richwmiller(17219)\"\" \"About 
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train is 30 minutes ahead of train b
\n" ); document.write( "In half an hour train a goes 50 miles.\r
\n" ); document.write( "\n" ); document.write( "Train b is gaining on train a by 4 mph . It will take 50/4 hours to catch up.
\n" ); document.write( "50/4= 25/2=12.5 hours to catch up.
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