By Jeff
- **Dec 13**, 02:00 AM

Math
15 computers in a corporate network are infected with a virus. If every day several computers are arbitrarily selected for scanning, what is the probability that no computer containing the virus will be scanned in the course of the next five days?
(1) 10 computers are...

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By EMPOWERgmat
- **Dec 12**, 14:57 PM

by Rich Cohen Rich.C@empowergmat.com www.EMPOWERgmat.com
Any time a looming application deadline approaches, you’re more likely to see a group of Test Takers scrambling to jam as much extra study time into their schedules as possible. While putting in that extra study might seem like a logical...

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By Jeff
- **Dec 12**, 02:00 AM

Math
is the average price of 10 items of which no two cost the same. If each of the cheapest 5 items loses 10% in price while each of the most expensive 5 items gains 10% in price, which of the following is...

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By Jeff
- **Dec 9**, 02:00 AM

Math
In how many ways can the letters of the word LEVEL be arranged so that the first letter is and the last letter is ?
A. 4
B. 6
C. 10
D. 12
E. 24
Question Discussion & Explanation
Correct Answer - B - (click and drag your mouse...

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By Kaplan
- **Dec 8**, 07:57 AM

British business schools best their European counterparts in the latest MBA rankings list.
Admissions officers discuss the best recommendation letters they’ve read, Simon Business School sees a surge in applications, and the latest MBA rankings land in the United Kingdom. Here’s what’s trending on the MBA...

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By Jeff
- **Dec 8**, 02:00 AM

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By Jeff
- **Dec 7**, 02:00 AM

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By Kaplan
- **Dec 6**, 09:57 AM

Knowing when to approximate is key to building confidence in GMAT math.
While getting ready for the GMAT, you may need to devote some energy to re-learning math concepts for the Quantitative Reasoning and Integrated Reasoning sections. But no matter how much of a “math person”...

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By Economist
- **Dec 6**, 09:35 AM

An important area of GMAT math is the concept of a perfect square. First, we should define it. A perfect square is an integer that is the square of an integer. Let’s look at an example of a question involving perfect squares from Economist GMAT...

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By Jeff
- **Dec 6**, 02:00 AM

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