Free Set
Question
LCM of 12, 18, 27 is?
Options
A54
B108 Correct Answer
C162
D216
Correct Answer & Explanation
Option B: 108
Rationale
Prime factorization: 12=2^2x3, 18=2x3^2, 27=3^3. LCM takes highest power: 2^2 x 3^3 = 4 x 27 = 108. So LCM is 108.
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