Problema Solution

a movie theater has two screens and shows continuously. a 45 minute documentary is shown on one screen. a 135,minute feature is shown on the other screen. if both movies begin at noon, hiw many minutes will pass before both movies begin at the same time?

Answer provided by our tutors

we need to find the least common multiple of 45 and 135:


LCM(45, 135) = 135


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both movies will begin at the same time after 135 minutes.