For how many positive integer values of is a factor of ? (A) 22 (B) 23 (C) 24 (D) 25 (E) 26 This problem is a variation on a theme. You should take a look at Factors in …

## Do You Know Your Divisibility Rules

For which of the following values of is NOT an integer? (A) (B) (C) (D) (E) [math]7[/math] …

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## An LCM DS Problem

Is x divisible by 12? (1) x is divisible by 3 and 4. (2) x is divisible by 2 and 6. …

## Factors in Factorials 1

For how many positive integer values of is a factor of ? (A) 11 (B) 12 (C) 13 (D) 14 (E) 15 …