by Apex Marketing | Oct 6, 2022 | EA, GMAT, Quant

Understanding Exponents A key piece of algebraic notation on GMAT and Executive Assessment (EA) quant problems is the exponent. Exponents appear on many kinds of quantitative problems, so fluency with exponents (and radicals) is an indispensable skill for achieving a...
by Apex Marketing | Sep 7, 2022 | GMAT, Quant

Many GMAT and Executive Assessment (EA) exponent problems – especially data sufficiency ones – require you to consider fractional bases. By this I mean proper fractions with values between -1 and 1, not improper fractions whose numerators exceed their...
by ApexGMAT | Feb 8, 2022 | GMAT, Meta-Strategy

For many people self-prepping for the GMAT for months on end leads to middling results. This can be discouraging and frustrating. Oftentimes, people preparing for the GMAT do not consider using a one-on-one GMAT tutor until it’s too late. Seeing improvement in your...
by ApexGMAT | Jul 1, 2021 | GMAT, Meta-Strategy

By: Apex GMAT Contributor: Ivan Minchev Date: 1 July, 2021 The GMAT is a relatively different exam from what most people would expect. It requires a more involved approach when it comes to preparation. There’s a whole array of ways one can prepare for the GMAT, such...
by ApexGMAT | Mar 2, 2021 | Combinatorics, GMAT, Quant

By: Rich Zwelling, Apex GMAT Instructor Date: 2nd March, 2021 So far, we’ve covered the basics of GMAT combinatorics, the difference between permutations and combinations, some basic permutation and combination math, and permutations with repeat elements. Now, we’ll...