Question 1194985
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How this problem is worded,  printed, posted and presented,  it has no sufficient input data to be solved.



        Unfortunately, the person who created this problem 

                    has no knowledge on how to do it.



To learn the subject,  look into the lesson 

&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=http://www.algebra.com/algebra/homework/word/travel/A-train-passing-another-train.lesson>A train passing another train</A> 


Problem &nbsp;2 &nbsp;of this lesson is your &nbsp;TEMPLATE.


Read it and learn the subject from it.