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Mathematics, 05.11.2019 13:31 DaisyHargrove23

Two trains leave a city at the same time. one train goes west at a constant rate of 80 mph. the other goes east at a rate of 60 mph. how long will it take the trains to be 1,050 miles apart?
a. 75 hours
b. 17.5 hours
c. 13 hours
d. 7.5 hours

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