The GMAT/MBA Library

Explore the world's largest collection of GMAT prep and MBA admissions content.

Know the GMAT Code: Working Backwards

by Manhattan Prep on July 21, 2017

To get a really high score on this test, you’ve got to Know the Code in order to get through the questions efficiently.

The GMAT Official Guide 2018 Edition – Part 2

by Manhattan Prep on June 27, 2017

Review the new Data Sufficiency problems in OG 2018.

Know the GMAT Code: Story Problems

by Manhattan Prep on December 21, 2016

Learn how the GMAT test writers hide information in plain sight and get you to fall into traps.

Know the GMAT Code: Quadratics

by Manhattan Prep on October 8, 2016

Push yourself to find the patterns or to articulate the underlying principles behind what you’re seeing.

GMAT Quadratic Equation Problems for a High Quant Score

by Target Test Prep on May 19, 2016

Practice high-value GMAT Quadratic Equation Problems with Target Test Prep GMAT experts Scott Woodbury Stewart and Jeffrey Miller.

Final Exam: Are You a Great GMAT Guesser? – Part 4

by Manhattan Prep on May 6, 2016

Find out why “guessing” is really a better and faster approach to the right answer than the textbook math.

Equations Involving Absolute Value

by GMAT Prep Now on January 15, 2016

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

by GMAT Prep Now on January 13, 2016

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

GMAT Story Problems: Draw It Out!

by Manhattan Prep on October 31, 2015

Don't miss Stacey's key takeaways for GMAT story problems.

Do You Make These 3 Mistakes in GMAT Even-Odd Questions? – Part 2/3

by e-GMAT on October 9, 2015

Don't waste precious time when solving Even-Odd questions.

Essential Quadratic Equations on the GMAT

by Target Test Prep on September 9, 2015

Target Test Prep GMAT® experts Scott Woodbury-Stewart and Jeffrey Miller share an overview of some of the most important aspects of quadratic equations on the GMAT.

Simplifying GMAT Exponent Questions

by Economist GMAT Tutor on August 28, 2015

Check out three simple rules to help you best tackle Exponent questions.

Math You’ve Forgotten: How to Factor a Quadratic Equation

by Ready4 GMAT on August 7, 2015

You’ll need to know how to do this if you hope to solve some of GMAT’s tougher problems.

Asking Excellent GMAT Questions

by Magoosh GMAT on August 1, 2015

Make enormous progress on the GMAT by learning how to ask excellent questions.

Manipulating Algebraic Equations and Expressions with Fractions: Systems of Equations

by Magoosh GMAT on July 8, 2015

Discover some useful ways to manipulate systems of equations.