The GMAT/MBA Library

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

Know the GMAT Code: Working Backwards – Part 2

by Manhattan Prep on July 29, 2017

Don't miss Stacey's key takeaways for Knowing the Code for working backwards.


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.


GMAT Math: How to Divide by a Square Root

by Magoosh GMAT on March 19, 2017

Check out this short refresher course and you’ll be able to divide by square roots in no time.


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 Growth Tables

by GMAT Prep Now on October 5, 2016

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 [...]


Wacky GMAT Roots, Continued …

by Veritas Prep on October 4, 2016

Having a full toolkit, and practice, helps you manipulate questions to the quickest but correct answer.


GMAT Square Roots Aren’t So Squarey

by Veritas Prep on September 25, 2016

These top four tips will help you feel a bit more confident when it comes to radicals and roots.


Know the GMAT Code: Exponents

by Manhattan Prep on September 6, 2016

Know the Code in order to make your way through the toughest problems.


The GMAT Avengers Challenge of the Week: Power & Roots – Part 2

by Sorin Istrate on June 20, 2016

Can you solve this week's Avengers challenge?


The GMAT Avengers Challenge of the Week: Power & Roots

by Sorin Istrate on June 6, 2016

Can you solve this week's Avengers challenge?


How to Handle Square Roots in GMAT Properties of Integers Questions

by Economist GMAT Tutor on April 13, 2016

Remembering this rule will help you to solve seemingly very difficult questions quickly.


GMAT Data Sufficiency: Follow Your Process – Part 1

by Manhattan Prep on March 2, 2016

Learn how not to fall into a Data Sufficiency trap.


Roots and Exponents on the GMAT

by Target Test Prep on August 12, 2015

Learn how to approach roots and exponents with Target Test Prep GMAT® experts Scott Woodbury-Stewart and Jeffrey Miller.


The GMAT Avengers Challenge of the Week – Roots II

by Sorin Istrate on April 13, 2015

Can you solve this week's Avengers challenge?


The GMAT Avengers Challenge of the Week – Roots

by Sorin Istrate on April 7, 2015

Can you solve this week's Avengers challenge?