Manhattan Prep GRE Blog

Flashcard Sneak Peek: Don’t Be a Sapskull?

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Take a sneak peek into Manhattan Prep’s 500 Essential Words and 500 Advanced Words GRE flashcard sets!

When writing these cards, we wanted to make sure that everyone could get something out of every card — even if you already know the word on the front. Sap is one of those strange words that hardly anyone ever thinks to look up, but that actually has far more definitions than you’d think. Check it out:

Want to adopt 1,000 new flashcards? Visit our store here.

Japanese Multiplication Trick, and What It Has to Do With the GRE

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//www.youtube.com/watch?v=e-P5RGdjICo

Watch this silent video for a new (to most of us) visual way to multiply!

What does this have to do with the GRE? Note that the 3 at right (which ended up in the ones place) was completed before any of the “big” numbers at left. That is, we didn’t need to know what our answer started with to know what our answer ended with.

Regardless of the method of multiplication you use (even if that “method” is a calculator), you will want to remember this very important principle for the GRE:
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Over 800,000 Take the GRE in 2011

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gre graph

Last week, an ETS news release gave us some statistics on the 2011 administrations of the GRE. The big news was the huge increase over previous years in the number of test takers. ETS reports a roughly 13% increase in test takers over 2010 bringing the 2011 total to more than 800,000 tests “ an all-time record. Even considering the steady growth in the number GRE test takers over the past decade, this year stands out as a significant jump. Here is a chart of approximate GRE test takers for the past 9 years.

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In It to Win It

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This is a little story of a crucial epiphany one of my students (and I) just had.

Recently, at the end of class, one of my students began asking questions about timing and guessing on test questions. He’s really struggling with the idea that he has to let some questions go and that he’s not going to be able to answer every last question correctly. I told him he’s not alone; most students have significant difficulty accepting this idea—and those who can’t accept it almost never reach their goal scores.

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Prime Explosion: Breaking Numbers Into Primes

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This comic from XKCD is making a very nerdy joke:

The 70, upon opening a package, is “exploded” — into its prime factors.

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The Math Beast Challenge Problem of the Week – February 13th, 2012

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Math BeastEach week, we post a new Challenge Problem for you to attempt. If you submit the correct answer, you will be entered into that week’s drawing for two free Manhattan Prep GRE Strategy Guides.

dots

The regular 3 by 3 grid of dots above consists of evenly spaced rows and columns, in which the rows are perpendicular to the columns. How many different ways can a line segment be drawn from one dot in the grid to another, without intersecting any other dot?

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Announcing…Thursdays with Jen!

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We are launching a new GRE workshop called Thursdays with Jen and we would like to invite you to attend. Every other Thursday, join MGRE instructor Jennifer Dziura for an hour and a half study session. Regular readers of the blog will probably recognize Jen as the contributor of many of our blog articles. In fact, Jen is our Blog Editor and Lead Content Developer, and the instructor of our first-ever GRE classes.

In these special Live Online sessions, open to the public as well as current students, Jennifer will conduct mini workshops on a few different GRE-related topics. Both the verbal and quant sections of the GRE will be covered.

If you can’t attend the session, don’t worry. A copy of the recording will be made available the following Monday. You can sign up for an upcoming session, or find recordings of past sessions, here: //www.manhattanprep.com/gre/thursdays-with-jen.cfm

Each session will deal with new GRE topics. To suggest a topic or ask a question for next time, email Jen at jdziura@manhattanprep.com. We hope to see you this Thursday for the workshop!

The Math Beast Challenge Problem of the Week – February 6th, 2012

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Math BeastEach week, we post a new Challenge Problem for you to attempt. If you submit the correct answer, you will be entered into that week’s drawing for two free Manhattan Prep GRE Strategy Guides.

x, y, and z are three consecutive multiples of 3 such that x < y < z.

Quantity A Quantity B
The remainder when the sum of x + 1, y “ 2, and z + 3 is divided by 9
2

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Decision Fatigue on the GRE

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A few months back, the New York Times published this fascinating article on the subject of decision fatigue. The article became a big topic of conversation here in the Manhattan GRE office. If you don’t have time to read the full article, I will give a quick summary: the more decisions a human makes in a row, the less will-power that person will have after each successive decision—this phenomenon is called decision fatigue (note: this is a vast oversimplification of the article, so you should give it a read if you have time). The test subjects weren’t asked to make big decisions—no marriage proposals, no career changes, no forced choice between Kirk and Picard—just simple everyday choices, such as what color of china they would prefer, or what specifications they would like in a new computer. The study found that making decisions, even small inconsequential ones, can significantly deplete a person’s willpower.

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Idioms for Reading Comp: The Other Meaning of “Save”

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We find that there are some words that people never look up because they are “unknown unknowns” — that is, you don’t even know what you don’t know!

Did you know that even the simple word save has another meaning?
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