What is the least common multiple of 24, 6, and 18?
- A36
- B48
- C72
- D144
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Correct answer: C
Since 18 and 24 are both multiples of 6, find the least common multiple of only 18 and 24.
Multiples of 18:
18, 36, 54, 72…
Multiples of 24:
24, 48, 72…
The least common multiple of 6, 18, and 24 is 72.