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Mathematics, 19.11.2019 21:31 acalvario2019

At the same time, two trains start toward each other on parallel tracks, 450 miles apart. train a’s constant rate is 55 mph. train b’s is 65 mph. how long before they pass each other?
a. 5.25 hours
b. 3.75 hours
c. 2.25 hours
d. 1.75 hours
which one im confuzzled

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