Andrew Geller

Andrew Geller is a top GMAT tutor based out of New York City. Throughout his career he has successfully taught people from many different backgrounds, countries, and starting scores.

If n is a positive integer and the product of all integers from 1 to n, inclusive, is a multiple of 990, what is the least possible value of n?

If n is a positive integer and the product of all integers from 1 to n, inclusive, is a multiple of 990, what is the least possible value of n? A. 10 B. 11 C. 12 D. 13 E. 14 Correct Answer: B Full explanation coming soon. Send us a note if you’d like this […]

If n is a positive integer and the product of all integers from 1 to n, inclusive, is a multiple of 990, what is the least possible value of n? Read the Full Article »

Switching from GMAT to GRE

Switching from GMAT to GRE

Over the past year you haven’t left a test prep stone unturned in pursuit of the holy grail GMAT score to support your MBA application. Bewilderingly, given the amount of work committed, 5 times over you’ve tasted bitter defeat.  Retake? Nope. GMAC only grants 5 GMATs per year. Is it over? Is your application headed

Switching from GMAT to GRE Read the Full Article »