### Decoding Divisibility and Prime on the GMAT – Part 1

Most of my students are driven crazy by GMAT Number Properties. On the face of it, the topic seems straightforward: I know what positive and negative, odd and even are. Divisibility stuff is a little more complicated, but come on: this was taught in school when we were 10! How hard can it be? Read more

### Two Minutes of GMAT Quant: A Breakdown – Part 1

Two minutes is not a huge amount of time. Yet if you want to finish the entire GMAT Quant section in 75 minutes, two minutes is about all you have to solve each problem. Don’t interpret that to mean you just have to go quickly or skip important steps like checking your work. Instead, seek out a more efficient process for dealing with GMAT problems.

Better yet, read along as I detail an efficient process for dealing with your two minutes. Read more

### GMAT Sentence Correction: What can the underline tell you?

I ran across the GMAT problem below when I was reviewing a GMATPrep® test that I took a while back, and as soon as I saw it, I knew I needed to share it with you. There are some really intriguing aspects to this one. Read more

### First Glance Flopping on GMAT Sentence Correction? Try This.

You know the first step of GMAT Sentence Correction is the first glance. (If you don’t, check out chapter 1 of our SC Strategy Guide.) So, dutifully, you start every SC problem with a quick look at the answers. There are some differences. Then you power through the reading and look for issues in the sentence as written.

This is a first glance flop. You do it, but it’s not helpful. Let’s add a bit more purpose to what can be the most important step of the sentence correction process. I’ll show you some answer choices to practice on in a moment, but let’s remind ourselves of some of the basics. Read more

### Just Started Studying for the GMAT? Here’s Where to Begin

*When you first look at the resources available to get you through the GMAT, it’s easy to get overwhelmed. Should you read through all the strategy guides? Complete every Official Guide problem you can find? Sign up for every workshop? Let’s breakdown your options and take this step by step.* Read more

### GMAT Critical Reasoning Problems: Benefit/Drawback Arguments

Here are a few benefit/drawback arguments: Read more

### Here’s How to do GMAT Unit Conversions Like a Pro

Sometimes the whole point of a specific GMAT problem is to convert between miles and kilometers, or meters and centimeters. In other problems, you’ll need to do a unit conversion as part of a longer solution. It’s easy to mess up unit conversions, and the GMAT writers know this — they include them on the test in order to test your level of organization and your ability to double-check your work. Here’s how to add fast unit conversions to your repertoire of skills. Read more

### Can you fix this GMAT Critical Reasoning discrepancy?

The GMAT Critical Reasoning question type “Explain a Discrepancy” has a very specific goal. If you know what your goal is, you’ll be much more likely to answer the question correctly. If you don’t, it can be very easy to get turned around and fall into a trap.

Try this problem from the free questions that come with the GMATPrep® software and then we’ll talk about how Discrepancy questions work! Read more

### Here’s How to Avoid Calculations on GMAT Quant Problem Solving

Last time, we talked about how to avoid annoying calculations on Data Sufficiency. It’s not so surprising that you can do this on DS, since you don’t “really” have to solve all the way on this question type.

But you can avoid annoying calculations on Problem Solving, too! Try this problem from the GMATPrep® free exams to learn how. Read more

### GMAT Critical Reasoning Problems: Arguments That Tell You Why

There are really only a dozen different Critical Reasoning problems in the Official Guide to the GMAT. The test writers recycle the same basic argument structures over and over, and they use the same right answers over and over, too. Even though the topics change — an argument might be about school funding the first time you see it, and industrial efficiency the next — you can sometimes recognize the underlying structure, outsmart the test, and earn some well-deserved points on the Verbal section. Read more