Articles published in April 2016

Easy Answers Are Lousy Answers on the GRE

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Manhattan Prep GRE - Easy Answers Are Lousy Answers on the GRE by Chelsey CooleyDid you know that you can attend the first session of any of our online or in-person GRE courses absolutely free? We’re not kidding! Check out our upcoming courses here.


There are a few different types of wrong answers on the GRE. Some wrong answers are just there in hopes that you’ll guess incorrectly: they actually don’t make much logical sense, but if you don’t know what you’re looking for, they look just as good as any other option. Other wrong answers are meant to trick test-takers who make particular mistakes. If you pick an answer on a Text Completion problem that’s exactly the opposite of the correct one, because you missed a critical word like despite or although, this is the type of wrong answer you’ve fallen for. Read more

A Step-by-Step Guide to ‘Multiple Workers’ GRE Rates Problems

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Manhattan Prep GRE Blog - A Step-By-Step Guide to 'Multiple Workers' GRE Rates Problems by Chelsey CooleyDid you know that you can attend the first session of any of our online or in-person GRE courses absolutely free? We’re not kidding! Check out our upcoming courses here.


Nine identical machines, each working at the same constant rate, can stitch 27 jerseys in 4 minutes. How many minutes would it take 4 such machines to stitch 60 jerseys?

First, take a deep breath. In this article, you’ll learn a methodical approach that will work on GRE rates problems every single time. On test day, it’ll be tempting to throw away your new habits and go back to old ones. Try to do the opposite. You’ve done all of this studying for a reason!

On problems like this, don’t try anything fancy. A lot of GRE test-takers will try to logically reason their way through this problem, saying something like “well, if 9 machines stitch 27 jerseys in 4 minutes, then 3 machines stitch 9 jerseys in 12 minutes…” That approach is valid but dangerous. Whenever you choose not to write something down, you’re taking away your ability to check your work for mistakes. (By the way, where’s the mistake in the logic described above?)

To start the problem, make a table. Your scratch paper should look like this: Read more