## Articles by GMAT Prep Now

#### Basic Building Blocks of Grammar – Part II

In my last article, I stressed the importance of developing a deep understanding of the basic building blocks of standard written English (nouns, objects, clauses, [...]

#### Basic Building Blocks of Grammar – Part I

When students begin studying the grammar tested on the GMAT, they often discover they’re unfamiliar the terms used to describe the various roles that words [...]

#### GMAT Growth Tables

Try answering the following question: A certain island has 11 rats. If the rat population doubles every 3 months, what will be the population in 15 [...]

#### Conquering GMAT Inequality Questions – Part I

Many GMAT students struggle with inequality questions. In this article, we’ll examine some must-know concepts and strategies. The first video covers the fundamentals of inequalities, and [...]

#### Equations Involving Absolute Value

The concept of absolute value is pretty straightforward when we consider numerical values only. For example, most students have little difficulty evaluating expressions like |-8|, [...]

#### The Number of Solutions to a System of Linear Equations

Learn how to determine the number of solutions to a system of linear equations, and WHY this technique works.

#### Everything You Need to Know About Critical Reasoning – Part IX

This is the last article in a 9-part series covering every concept and strategy one needs to tackle Critical Reasoning (CR) questions on the GMAT. The [...]

#### Everything You Need to Know About Critical Reasoning – Part VIII

In this 9-part series, we’ll cover every concept and strategy one needs to tackle Critical Reasoning (CR) questions on the GMAT. The 2 videos below examine [...]

#### Everything You Need to Know About Critical Reasoning – Part VII

In this 9-part series, we’ll cover every concept and strategy one needs to tackle Critical Reasoning (CR) questions on the GMAT. The 2 videos below examine [...]

#### Everything You Need to Know About Critical Reasoning – Part VI

In this 9-part series, we’ll cover every concept and strategy one needs to tackle Critical Reasoning (CR) questions on the GMAT. The 4 videos below examine [...]

#### Everything You Need to Know About Critical Reasoning – Part V

In this 9-part series, we’ll cover every concept and strategy one needs to tackle Critical Reasoning (CR) questions on the GMAT. The two videos below examine [...]

#### Everything You Need to Know About Critical Reasoning – Part IV

In this 9-part series, we’ll cover every concept and strategy one needs to tackle Critical Reasoning (CR) questions on the GMAT. The 2 videos below examine [...]

#### Everything You Need to Know About Critical Reasoning – Part III

#### Everything You Need to Know About Critical Reasoning – Part II

In this 9-part series, we’ll cover every concept and strategy one needs to tackle Critical Reasoning (CR) questions on the GMAT. The 4 videos below examine [...]