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Mathematics 23 Online
OpenStudy (anonymous):

A westbound jet leaves Central airport traveling 625 miles per hour. At the same time, an eastbound plane departs at 325 miles per hour. In how many hours will the planes be 1900 miles apart? Anyone know this? (:

OpenStudy (anonymous):

rate * time = distance t (325 + 625) = 1900 t = 2 hours

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