by ApexGMAT | Aug 11, 2021 | Algebra, Data Sufficiency, GMAT

Hey guys, today we’re going to take a look at a typically characteristic data sufficiency problem that gives us a relationship, and then asks us if we have enough to compute the final value of that relationship. There’s an algebraic solution path here,...
by ApexGMAT | Jul 28, 2021 | Data Sufficiency, GMAT

GMAT Trade Show Problem Introduction Today we’re going to take a look at the Trade Show Problem and this is a GMAT Data Sufficiency problem with averages as the focal point. But really the concept of average is distracting from this problem. So, if we take a...
by ApexGMAT | Apr 23, 2021 | Algebra, GMAT

Hey guys! Today we’re going to take a look at a DS problem that is a skills problem, focused on GMAT standard deviation. Standard Deviation & Variance What they’re asking here is do we have enough information to compute a standard deviation? It’s...
by ApexGMAT | Apr 20, 2021 | Data Sufficiency, GMAT, Quant

By: Apex GMAT Contributor: Altea Sulollari Date: 20th April 2021 As a GMAT test-taker, you are probably familiar with data sufficiency problems. These are one of the two question types that you will come across in the GMAT quant section, and you will find up to 10 of...
by ApexGMAT | Mar 10, 2021 | Algebra, Data Sufficiency, GMAT, Quant

GMAT Ratio DS Problem Expressing Different Notations Hey guys! Expressing different notations is often challenging when you’re first starting out on the GMAT and by different notations mean percentages fractions decimals ratios. We learn all these separately and...