GMAT Statistics: Understanding Variance
How Variance is Tested on the GMAT Let’s start with the good news: There’s not a whole lot of statistics tested on the GMAT. Here’s the even better news: The statistics that is tested doesn’t require intricate knowledge of complex formulas; a broad understanding of the most important concepts is often enough to answer most […]
Beware: Dividing by a Negative Number on GMAT Inequalities
GMAT Algebra: Inequalities and Negative Numbers One of the algebra topics tested on the GMAT is inequalities. In may respects, inequalities are pretty simple and straightforward. As a general rule, you pretty much just treat them like normal algebraic equations when solving for the possible values of the variable(s). For example, compare the following (Equation […]
The Craziest GMAT Tip that Really Works
Want to Boost Your GMAT Score? Be Happy! When it comes to improving your GMAT score, most students spend a majority of their time in the obvious places: Studying GMAT math and verbal content (e.g. GMAT grammar rules); learning shortcuts and GMAT test-taking strategies (e.g. non-standard math techniques); and improving time management skills (e.g. by […]
GMAT Functions – Understanding Algebraic Functions
How to Solve Algebraic Functions on the GMAT Among the GMAT algebra concepts tested on the GMAT are Algebraic Functions. You may remember these from your high school math class as questions that start something like f(x) = …. or g(x) = …. You may also remember having to answer questions involving graphs of functions, […]
Data Sufficiency GMAT Tip – Time Management Strategy
Slow Down to Speed Up on GMAT Data Sufficiency GMAT Tip of the Week for the Week of March 25, 2013 This week’s GMAT tip* concerns GMAT Data Sufficiency, and specifically how to manage your time effectively on these question types. It’s important that you take your time and not make snap decisions on data […]
Happy Pi Day! (but Where does Pi come from?)
GMAT Geometry: Understanding Pi (w/Applications) Happy Pi Day! Okay, okay. We get it. Celebrating this famed mathematical constant is pretty dorky. It’s certainly understandable that Martin Luther King Jr. has a day. It’s even understandable that St. Velentine has a day. But the number 3.14159265359…? Or is it the greek letter π that’s actually being […]
GMAT Strategies: “How Many Ways…?” Questions
Key GMAT Shortcuts for “Combinations” Questions This week’s GMAT tip* concerns GMAT Combinations questions, and specifically questions that ask “How many ways…?” there are to do something. Try your hand at this sample GMAT question from the GMAT Review Official Guide, 13th Ed.: Q: Of the three-digit integers greater than 700, how many have two […]
Find the Area of the Shaded Region – GMAT Questions
How to Find the Area of a Shaded Region Finding the area of a shaded region is a common GMAT geometry question type, and one that students tend to struggle with for whatever reason. In our article “GMAT Geometry – Area of Shaded Regions,” we explained that you want to think about the shaded region […]
GMAT Math: Finding the Least Common Multiple (LCM)
GMAT Algebra: How to Find Least Common Multiples Finding the Least Common Multiple (LCM) of two numbers is a necessary and useful skill that will enable you to solve a number of different types of GMAT problem solving and GMAT data sufficiency questions. First let’s take a look at the technical aspect of how you […]
GMAT Math: Finding the Greatest Common Factor (GCF)
GMAT Algebra: How to Find Greatest Common Factors Finding the Greatest Common Factor (GCF) of two numbers is a necessary and useful skill that will enable you to solve a number of different types of GMAT problem solving and GMAT data sufficiency questions. First let’s take a look at the technical aspect of how you […]
Get Our Free GMAT Report!
Learn the 4 Things You Must Know Before Taking the GMAT!
