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The LCM of 6 and 15 is 30.
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Find least common multiple (LCM) of: 12 & 30 18 & 45 2 & 5 30 & 75 42 & 105 12 & 15 6 & 30 18 & 15 6 & 45 30 & 15 6 & 75 42 & 15 6 & 105
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