Asked by vickie
two trains leave Austin one train going north at 80 mph and one going 60mph how long will it take the two trains to be 420 miles apart?
Answers
Answered by
Damon
80 t - 60 t = 420 assuming both going north, which avoids customs at the border
20 t = 420
t = 21 hours
20 t = 420
t = 21 hours
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