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Question
Using the common multiple method, find the L.C.M. of the following:
3, 6, 9 and 12
Solution
3, 6, 9 and 12
| 3 | 3, | 6, | 9, | 12 |
| 2 | 1, | 2, | 3, | 4 |
| 1, | 1, | 3, | 2 |
∴ L.C.M. = 3 x 2 x 3 x 2 = 36
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