GMAT Challenge Problem Showdown: July 15, 2013


challenge problem
We invite you to test your GMAT knowledge for a chance to win! Each week, we will post a new Challenge Problem for you to attempt. If you submit the correct answer, you will be entered into that week’s drawing for a free Manhattan GMAT Prep item. Tell your friends to get out their scrap paper and start solving!
Here is this week’s problem:

If n is a positive integer greater than 1, what is the smallest positive difference between two different factors of n?

(1)  is a positive integer.

(2) n is a multiple of both 11 and 9.

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  1. Saif1khan October 1, 2013 at 7:18 pm

    The Answer is D.

    Hint: For statement One remember the standard formula for remainders.

    Statement 2 is pretty much straight forward.