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Posted by on Wednesday, January 28, 2009 at 1:32pm.

Train A and Train B are traveling towards each other but are 2,100 miles apart. Train A is traveling at 50 mph and Train B is traveling at 35 mph. When will they collide?

  • Math - , Wednesday, January 28, 2009 at 1:38pm

    The relative velocity is 85mph, and the distance is 2100 miles

    In reality, the trains will have to stop for fuel and maintenance.

    solve for time.

  • Math - , Wednesday, June 11, 2014 at 11:10pm

    24.7 hours

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