Articles published in Data Sufficiency

Know the GMAT Code: Translation Traps

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Manhattan Prep GMAT Blog - Know the GMAT Code: Translation Traps by Stacey Koprince

Did you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! Check out our upcoming courses here.


The problem we’re going to talk about today is a work of art. (Yes, I’m a geek. Did you not know that already? )

But I’m serious: it’s a thing of beauty. It looks super easy. It’s not—there are traps all over the place. The GMAT test writers have a genius for tying us into knots! Read more

The GMAT Testing Cases Process: Specified, Demystified, & Put into a Flowchart

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Manhattan Prep GMAT Blog - The GMAT Testing Cases Process: Specified, Demystified, & Put into a Flowchart by Reed Arnold

Did you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! Check out our upcoming courses here.


It’s become a bit of a running joke in my classes that I say, “The GMAT is a game of [a thing].” Every time I say it, I make it sound like I’ve revealed the hidden key to GMAT mastery: Read more

The GMAT Official Guide 2018 Edition, Part 2

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Manhattan Prep GMAT Blog - The GMAT Official Guide 2018 Edition, Part 2 by Stacey Koprince

Did you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! Check out our upcoming courses here.


The new GMAT Official Guide 2018 books have landed and I’ve got the scoop for you! (If you’d like, you can start with the first installment of this article series.) Today’s post focuses on Data Sufficiency. Read more

Why Do We Care about Yes/No Data Sufficiency Questions?

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Manhattan Prep GMAT Blog - Why Do We Care about Yes/No Data Sufficiency Questions? by Chelsey Cooley

Did you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! Check out our upcoming courses here.


GMAT Data Sufficiency questions can seem a little mysterious. (If you’re just getting started, or if you need a refresher, here’s a great article on the basics of Data Sufficiency.) These problems are more like logic puzzles than math questions. That makes Data Sufficiency a good opportunity for those of us who want to score well on Quant, but don’t like doing math! However, you might have some questions about Data Sufficiency as you start to understand the problem type a little better. Here’s one of them: why do we categorize Data Sufficiency questions into “yes/no” and “value”? Read more

Un-Educated Guessing on the GMAT

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Manhattan Prep GMAT Blog - Un-Educated Guessing on the GMAT by James Brock

Did you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! Check out our upcoming courses here.


As any good GMAT student knows, you can’t possibly answer every question correctly. In fact, if you get the first couple questions right, you will rapidly get into territory where most people can hardly figure out what the questions mean. And if you take extra time to dig into those questions and try to figure them out, it bites you in a big way when you run out of time toward the end. So we quickly learn that if you can’t figure out a good plan to solve a problem, you need to go ahead and take an educated guess.

Sounds great, but it’s not actually that simple, is it? Read more

Know the GMAT Code: Story Problems

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Manhattan Prep GMAT Blog - Know the GMAT Code: Story Problems by Stacey Koprince

Did you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! Check out our upcoming courses here.


How are the GMAT test writers going to hide information in plain sight and get you to fall into traps? Read more

Why am I better at GMAT Problem Solving than Data Sufficiency?

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Manhattan Prep GMAT Blog - Why Am I Better at GMAT Problem Solving than Data Sufficiency? by Chelsey Cooley

Did you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! Check out our upcoming courses here.


The next time you review a practice GMAT, pay attention to the difference between Problem Solving and Data Sufficiency. Are you missing significantly more Data Sufficiency questions than Problem Solving questions? Or are you missing an unusual number of easy DS questions? Read more

GMAT Data Sufficiency: Follow Your Process (Part 1)

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Manhattan Prep GMAT Blog - GMAT Data Sufficiency: Follow Your Process Part 1 by Stacey KoprinceDid you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! Check out our upcoming courses here.


Data Sufficiency problems are fantastic because you can avoid doing lots of math calculations! Data Sufficiency problems are really annoying because they’re so tricky; it’s very easy to fall into a trap. :(

So how do we take advantage of the benefits of DS without falling prey to the test-writer’s tricks? Read more

The GMAT Official Guides 2017 edition – Part 4

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Manhattan Prep GMAT Blog - New GMAT Official Guides 2017 Released! - Part 4 by Stacey KoprinceDid you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! Check out our upcoming courses here.


Welcome to the fourth installment of our series on the new Official Guides for GMAT® Review (2017 edition). If you haven’t seen the earlier installments yet, start here and work your way back to me.

I know that some people have already worked through the 2016 editions of the books and want to know which questions in the 2017 editions are the new ones. I’ve got the scoop for you! Read more

Measure Twice, Cut Once for Success on GMAT Quant

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Manhattan Prep GMAT Blog - Measure Twice, Cut Once for Success on the GMAT by Chelsey CooleyDid you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! Check out our upcoming courses here.


Have you ever heard the saying “measure twice, cut once”? Read more