Mathematics
Mathematics, 03.08.2019 22:00, MsShreve9939

Afreight train takes 18 hours to travel the same distance that an express train travels in 15 hours. the rate of the express train is 15 mph faster than the freight train. find the rate of each train.

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Afreight train takes 18 hours to travel the same distance that an express train travels in 15 hours....

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