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Algebra 18 Online
OpenStudy (anonymous):

Planets A, B, and C orbit a certain star once every 2,5, and 12 months, respectively. If the three planets are now in the same straight line, what is the smallest number of months that must pass before they line up again?

OpenStudy (anonymous):

This question is just asking for the least common multiple of 2,5, and 12.

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