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MATH / Planets X, Y and Z take 360, 450 and 540 days, respectively, to rotate around…

Problem

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problem

Planets X, Y and Z take 360, 450 and 540 days, respectively, to rotate around the same sun. If the three planets are lined up in a ray having the sun as its endpoint, what is the minimum positive number of days before they are all in the exact same locations again?

level

Level 4

type

Prealgebra

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