## The GMAT/MBA Library

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

#### GMAT Pyramid Questions

by Economist GMAT Tutor on April 7, 2017

Be sure that you maximize efficiency by organizing the formulas into an accessible list for review.

#### Crazy GMAT Circles (Easier Than You Think)

by Veritas Prep on March 8, 2017

Remembering the basics of diameter, radius, area, and circumference can get you very far on these questions.

#### Solving Surface Area Questions in GMAT Quant

by Economist GMAT Tutor on February 17, 2017

Use the rules of algebra or plugging in to help you to solve geometry faster.

#### GMAT Data Sufficiency Geometry Practice Question

by Magoosh GMAT on June 7, 2016

Test your geometry skills with these DS practice problems.

#### Avoid Tedious Calculations on the Quant Section

by Veritas Prep on March 27, 2015

Solving Quant problems with sound strategy and logical applications of mathematical theory.

#### GMAT Avengers Study Group: Volumes

by Helen Xia on October 30, 2014

Gain valuable tips on how to tackle Volume questions from our GMAT Avengers group.

#### GMAT Avengers Study Group: Tackling Geometry

by Helen Xia on October 16, 2013

Gain valuable tips on how to tackle Geometry problems from our GMAT Avengers group.

#### GMAT Prep Mini-Lesson: Cylinders

by Knewton on October 1, 2013

Forget how to find the volume of a cylinder? Curious how to find the surface area?

#### Manhattan GMAT Challenge Problem of the Week – 17 September 2013

by Manhattan_Prep on September 17, 2013

Get out your scissors and make a cone to better visualize this week's challenge problem.

#### Intuition and Common Sense on Geometry DS Questions

by Rich Zwelling on September 27, 2011

Who cares about the value of x? Well, on DS, we don't!

#### Manhattan GMAT Challenge Problem of the Week – 23 Nov 2010

by Caitlin Clay on November 23, 2010

Here is a new Challenge Problem! If you want to win prizes, try entering our Challenge Problem Showdown. The more people enter our [...]

#### Knewton Brutal Challenge (Math Edition) – Week 21

by Chris Black on August 25, 2010

Get those explanation-muscles ready, because this week’s Brutal Math Question is not messing around. No shirts this week (they’ll be back soon!), but the pride [...]