Factoring and Multiples

What is the greatest common factor of 30 and 33?

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December 27, 2008 7:52AM

The factors of 33 are 1, 3, 11, and 33.

The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30.

The greatest common factor is 3.