## Data Sufficiency Articles

#### An Overview of GMAT Data Sufficiency – Lesson Fourteen – Choosing a Statement

This video is part of a new lesson series to review Data Sufficiency on the GMAT. In the coming weeks you’ll see several more videos [...]

#### An Overview of GMAT Data Sufficiency – Lesson Thirteen – Common Myths, Part II

This video is part of a new lesson series to review Data Sufficiency on the GMAT. In the coming weeks you’ll see several more videos [...]

#### An Overview of GMAT Data Sufficiency – Lesson Twelve – Common Myths, Part I

This video is part of a new lesson series to review Data Sufficiency on the GMAT. In the coming weeks you’ll see several more videos [...]

#### Breaking Down a GMATPrep Inequalities Problem

This week, we’re going to tackle a pretty nasty GMATPrep® problem solving question from the topic of Inequalities. Let’s start with the problem. Set your timer [...]

#### An Overview of GMAT Data Sufficiency – Lesson Eleven – Avoiding Common Mistakes, Part II

#### Beat The GMAT Math Challenge Question – October 18, 2010

Congrats to Alex_C for being selected as this week’s winner of the Beat The GMAT Math Challenge Question. Alex will receive Premium Access to Beat [...]

#### An Overview of GMAT Data Sufficiency – Lesson Ten – Useful Contradictions

#### An Overview of GMAT Data Sufficiency – Lesson Nine – Geometry Questions

#### An Overview of GMAT Data Sufficiency – Lesson Eight – Choosing Good Numbers

#### GMAT Case Study: Hidden Information in Word Problems

Here’s another post in our Knewton GMAT Case Study series, where we dig into the key concepts behind GMAT practice questions. This week: word problems. After [...]

#### An Overview of GMAT Data Sufficiency – Lesson Seven – The Table Method

#### Breaking Down a GMATPrep Divisibility Problem

This week, we’re going to tackle a challenging GMATPrep® problem solving question from the topic of Divisibility (a subset of Number Properties). Let’s start with the [...]