### Which Official GMAT Resources Should You Use?

Here we go: the definitive guide to official resources for your GMAT prep! One of my colleagues, Jonathan Schneider, recently pointed out to me that people are constantly asking about official GMAT resources (the ones made by the real test makers). What’s available? How much do they cost? Which ones are the best ones to use—and how? He suggested that I write this post, so send him your thanks. Read more

### Should I take the GMAT or the GRE?

Should you take the GMAT or the GRE? Well, it depends; watch and see what the experts have to say on the subject. Read more

### How to Tackle Every Single GMAT Problem (Seriously!) – Part 5

Welcome to part 5 of our series on how to answer every single GMAT problem you’ll ever see. If you haven’t already read the earlier installments, start with part 1 and work your way back to me.

Last time, I left you with a Critical Reasoning question from the free questions that come with the GMATPrep® software. Let’s talk about it! Read more

### Find the Assumption on GMAT Reading Comprehension (Part 1)

A couple of years ago, I wrote a small series on the Meteor Stream passage from the free set of practice questions that comes with the GMATPrep® software. A student recently mentioned how useful he found the discussion regarding how to handle all the technical language in a science passage, and I realized that there’s more we can do with this passage! Read more

### Is an “On-Demand” course right for me?

What is “On-Demand” GMAT test prep? How does it compare to other test prep options? Watch and learn. Read more

### How to Tackle Every Single GMAT Problem (Seriously!) – Part 4

Welcome to the fourth installment of our series: how to tackle every problem on the GMAT. If you’re joining in the middle, go back and learn about the set of principles that tie together everything we need to do on the GMAT. Then work your way back to this installment.

Here’s our framework again:

I finished off part 3 with the following GMATPrep® problem from the free exams. Let’s use the SC process to answer it now. Read more

### GMAT Data Sufficiency: Ratio Stories – Part 2

Recently, we took a look at a story problem dealing with ratios, and I finished up by giving you a second problem to test your skills. How did you do?

If you haven’t already, try the GMATPrep® problem below and then we’ll talk about it. Give yourself about 2 minutes. Go! Read more

### Should I take a GMAT class or study on my own?

Can you learn everything you need to know in order to ace the GMAT on your own? Read more

### How to Tackle Every Single GMAT Problem (Seriously!) – Part 3

Welcome to part 3 of our series on how to answer every single GMAT problem you’ll ever see. If you haven’t already read the earlier installments, start with part 1 and work your way back to me.

This time, we’re going to test out the process with a GMATPrep® Sentence Correction question from the free exams. Here you go:

Read more

### GMAT Data Sufficiency Ratio Stories — Part 1

How are you with story problems? Most math concepts can be presented in story form on the test and the GMAT test writers do like to get wordy with us. You’ve got a double task: you have to translate the words into math and then you still have to do the math! How can we get through these as efficiently as possible?

Try the GMATPrep® problem below and then we’ll talk about it. Give yourself about 2 minutes. Go!