SOLUTION: The distance between Cleveland to Chicago is 345 miles. A train, traveling 45 mph, leaves Chicago heading to Cleveland at the same time as another train, traveling 30 mph, leaves
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Question 1108659: The distance between Cleveland to Chicago is 345 miles. A train, traveling 45 mph, leaves Chicago heading to Cleveland at the same time as another train, traveling 30 mph, leaves Cleveland heading to Chicago. How long will it take for the two trains to meet? Answer by ikleyn(52810) (Show Source):
Since they move towards each other, their relative speed is the sum 45 mph + 30 mph = 75 mph.
It means that the distance between them decreases at the rate of 75 mph.
Hence, it will take = = hours = 4 hours and 36 minutes for the two trains to meet.
