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Factors of 12 - 1, 2, 3, 4, 6, 12.

Factors of 15 - 1, 3, 5, 15.

Factors of 36 - 1, 2, 3, 4, 6, 9, 12, 18, 36.

Common factors are - 1, 3.

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11y ago
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11y ago

1 and 3

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1,3

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1, 2, 3, 6

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1, 2, 3, 6

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Q: What are the common factors of 15 21 and 30?
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