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## 5 Essential GMAT Memorization Techniques

Find what works for you and stick with it. There is no need to struggle mentally trying to memorize certain techniques when a simpler solution path exists. That is why our tutors at Apex GMAT are professionals in helping our clients learn tips which suit their mental...

## Standard Deviation – Clustering (Birds) Problem

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...

## Intro to GMAT Data Sufficiency- All you’ll need to know

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...

## GMAT Ratio Problem – Mr. Smiths Class

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...

## GMAT Data Sufficiency Introduction

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 them on the exam. The rest of the 31 questions will be...