SOLUTION: Trains a and B are traveling in the same direction on parallel tracks. Train A is traveling 40 mph and train B at 48 mph. Train A passes a station at 6:20 p.m. If train B passes th

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Question 185661: Trains a and B are traveling in the same direction on parallel tracks. Train A is traveling 40 mph and train B at 48 mph. Train A passes a station at 6:20 p.m. If train B passes the same direction at 6:50 p.m, at what time will train B catch up to train A
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
40t=48(t-.5)
40t=48t-24
40t-48t=-24
-8t=-24
t=-24/-8
t=3 hrs is the ans. 0r 9:20 is the time the faster train will overtake the slower train.
Proof:
40*3=48*2.5
120=120