February 24, 2017

Homework Help: algebra

Posted by Samantha on Wednesday, January 7, 2009 at 10:48am.

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 100 mph and train B is traveling at 110 mph. Train A passes a station at 3:10 pm. If train B passes the same station at 3:40pm, at what time will train B catch train A?

4:30 pm

I am pretty sure that is incorrect. could someone please show me the correct expression to use to find the correct answer?

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