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September 2, 2014

September 2, 2014

Posted by **Ann** on Friday, July 4, 2008 at 4:03am.

12, 20, and 35

- Math -
**drwls**, Friday, July 4, 2008 at 6:26amThat would be the number that contains the prime factors of all of the three numbers, for the maximum number of times that they appear in any single number.

12 = 3*2*2

20 = 2*2*5

35 = 5*7

The LCM is 2*2*3*5*7= 420

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