PROBLEMS, PROBLEMS
'(<a href="http://www.j-archive.com/media/2002-05-10_DJ_08.wmv">Cheryl of the Clue Crew peruses a model train hobbyist's fantasy setup.</a>)  If train "A" leaves at 6:00 at 60 mph, & train "B" leaves at 5:00 at 90 mph, this equation, d=rt, tells you when B passes A'
distance equals rate times time