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Simple trains problem (Posted on 2017-08-29) Difficulty: 2 of 5
A freight train going in one direction takes 3 minutes to pass a crossing. A slower train of the same length on a parallel track in the other direction takes 4 minutes.

How long does it take these trains to pass each other?

No Solution Yet Submitted by Jer    
Rating: 3.0000 (1 votes)

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  Subject Author Date
Solutionor, in generalLarry2017-08-29 10:25:39
SolutionSimple Solution (spoiler)Steve Herman2017-08-29 09:57:56
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