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What is the greatest common factor of 15 30 and 40?

Updated: 8/19/2019
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Wiki User

13y ago

Best Answer

Factors of 15: 1, 3, 5, 15

Factors of 40: 1, 2, 4, 5, 8, 10, 20, 40

Factors of 30: 1, 2, 3, 5, 6, 10, 15, 30

GCF (15, 40, 30) = 5

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11y ago
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6y ago

5
5 is the highest common factor.

The highest integer which will divide into 15, 30 and 40 to give an integer as a result is 5.

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13y ago

5

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Q: What is the greatest common factor of 15 30 and 40?
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