perplexus.info :: Just Math : Simple trains problem

Simple trains problem (Posted on 2017-08-29)

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
or, in general	Larry	2017-08-29 10:25:39
Simple Solution (spoiler)	Steve Herman	2017-08-29 09:57:56

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