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A Simple Strategy for GMAT Find the Assumption Problems

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Manhattan Prep GMAT Blog - A Simple Strategy for GMAT Find the Assumption Problems 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 basic rule of GMAT Find the Assumption problems on Critical Reasoning is this:

The right answer is the only one that’s necessary to the argument.

But what does that actually mean, and how can you apply it on test day? Read more

GMAT Study Mistakes You Don’t Know You’re Making

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Manhattan Prep GMAT Blog - GMAT Study Mistakes You Don't Know You're Making 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.


In a perfect world, everyone would take the GMAT exactly once, get a fantastic score, then never think about the test again. Unfortunately, things sometimes don’t work out that way. Part of my role at Manhattan Prep is to sit down with students who didn’t quite achieve their goal scores on their first try and help them analyze what happened. (This type of meeting is called a Post-Exam Assessment, and it’s part of what you get when you sign up for the Manhattan Prep 9-week GMAT course.) Read more

Do I Really Need to Study GMAT Verbal?

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Manhattan Prep GMAT Blog - Do I Really Need to Study GMAT Verbal? 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.


You know the story. You haven’t taken a math class for eight (or ten, or fifteen, or twenty) years. You weren’t even that great at math when you were in school! And now that it’s been a decade since you last simplified a quadratic or calculated an average speed, you’re feeling rusty. You’ve got a lot of work to do. Read more

Pronoun Ambiguity on the GMAT: Finding the Antecedent

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Manhattan Prep GMAT Blog - Pronoun Ambiguity on the GMAT: Finding the Antecedent 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 last time I wrote about pronoun ambiguity on the GMAT, we explored a couple of big ideas. Here’s a quick summary, before we dive deeper into the topic: Read more

Stop Careless GMAT Quant Errors

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Manhattan Prep GMAT Blog - Stop Careless GMAT Quant Errors 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.


Here’s a careless error that any of us might make:

x – 7 – 2x + 4 = 3x

-x – 3 = 3x

-3 = 2x

x = -1.5

Did you spot the error? If yes, give yourself a pat on the back and keep reading. If not, go back and review each step. This time, as you think through it, you can only use the terms added, subtracted, multiplied, and divided. On each line, identify which of those operations we used, and how we used it. Read more

GMAT Sentence Correction for Native English Speakers (Part 2)

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Manhattan Prep GMAT Blog - GMAT Sentence Correction for Native English Speakers (Part 2) 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.


A few weeks ago, I wrote about making the most of your ear as a native English speaker. Here’s the short version: you already know, intuitively, a lot of the grammar that GMAT Sentence Correction tests. But the GMAT takes simple grammar errors and buries them in long, boring sentences with lots of extraneous detail. To outsmart the GMAT, simplify and visualize the sentence in your head as you read it. This will help your ear to do what it does best.

Now let’s talk about when and why to use your ear. It’s okay to use your ear on GMAT Sentence Correction… under two conditions. Read more

Pronoun Ambiguity on the GMAT

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Manhattan Prep GMAT Blog - Pronoun Ambiguity on the GMAT 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.


What’s the deal with pronoun ambiguity on the GMAT?

Unfortunately, this question doesn’t have a short answer. Pronoun ambiguity is one area in which the rules of GMAT Sentence Correction are actually a little… ambiguous. (Sorry!) This article will describe what we know about the rules, and, more importantly, how you can use them to gain points on Sentence Correction. Read more

GMAT Sentence Correction for Native English Speakers (Part 1)

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gmat-sentence-correction-native-english-speakers-part-1-chelsey-cooley-socialDid 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.


If you’re a non-native English speaker who wants to excel on GMAT Sentence Correction, there are a lot of resources out there for you. (I’d recommend starting with the excellent Foundations of Verbal.) But what if you are a native English speaker? This article is especially for you. By leveraging the skills you already have, you can take your GMAT Sentence Correction performance to the next level and improve your overall score. Read more

Past Participles on GMAT Sentence Correction

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Manhattan Prep GMAT Blog - Past Participles on GMAT Sentence Correction 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.


Check out these two sentences:

The horse raced past the barn.

The horse raced past the barn fell.

Believe it or not, both sentences have good grammar. But one of them makes a lot more sense than the other one! Let’s break them down and understand why. 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