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September 17, 2014

September 17, 2014

Posted by **breana** on Friday, March 30, 2012 at 11:17am.

the other factor is an odd number greater than 8 and less than 15

the mystery number is greater than 75

the sum of the digits of the mystery number is 10

what is the mystery number?

what is the missing factor????

- fourth grade math -
**Steve**, Friday, March 30, 2012 at 12:31pmm = mystery number

m = 7k

k is in {9,11,13}

m is now either 77 or 91

9+1=10

m = 91 and k=13

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