By dzyubam
- **May 1**, 02:00 AM

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

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By dzyubam
- **Apr 30**, 02:00 AM

Math (DS)
Among the first ten cyclists who crossed the finish-line, 4 were Italians and 8 represented Telefonica team. How many cyclists who represented Telefonica team and finished in the top ten were not Italians?
1. 2 Italians who finished in the top ten did not represent...

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By dzyubam
- **Apr 27**, 02:00 AM

Math (DS)
Is positive?
1. is positive for all
2. is positive for all
Question Discussion & Explanation
Correct Answer - A - (click and drag your mouse to see the answer)
GMAT Daily Deals
e-GMAT: 36 hours of live instruction on GMAT Verbal along with online...

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By dzyubam
- **Apr 26**, 02:00 AM

Math (PS)
What is the least possible distance between a point on the circle and a point on the line ?
(A)
(B)
(C)
(D)
(E)
Question Discussion & Explanation
Correct Answer - A - (click and drag your mouse to see the answer)
GMAT Daily Deals
Veritas...

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By Magoosh
- **Apr 25**, 09:00 AM

The topic of decimals, and patterns of decimals, seems to be of slightly greater interest to GMAC in the GMAT OG13e than in previous editions. What decimals terminate? What decimals repeat? In this post, we'll take a look at these questions.
Rational Numbers
Integers are positive and...

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By dzyubam
- **Apr 25**, 02:00 AM

Math (PS)
What is the unit's digit of ?
(A) 1
(B) 3
(C) 5
(D) 7
(E) 9
Question Discussion & Explanation
Correct Answer - E - (click and drag your mouse to see the answer)
GMAT Daily Deals
MBA Admission Strategy - Admissions officers at Kaplan GMAT Prep. Save $400 on Kaplan through...

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By dzyubam
- **Apr 24**, 02:00 AM

Math (DS)
If is a positive integer, is the number of its divisors smaller than ?
is defined as the smallest integer that is not less than .
1. is not a square of an integer
2. ...

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By Magoosh
- **Apr 23**, 09:00 AM

Magoosh's very own Mike McGarry, GMAT/Math Teacher/Tutor/Foosball player extraordinaire, went through 5 different sets of Official GMAT Practice Material and tallied questions based on the subject material they tested.
Here are the samples of Official Material he used:
1.GMAT Official Guide (12th Edition) Problem Solving Practice Questions...

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By dzyubam
- **Apr 23**, 02:00 AM

Math (DS)
In a certain office 25% of the computers are equipped with built-in modems and infra-red ports. What percentage of the computers are not equipped with either of these devices?
1. Half of the computers that are equipped with built-in modems do not have infra-red ports
2....

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By Magoosh
- **Apr 20**, 09:00 AM

The GMAT quantitative section asks, among other things, about geometry. One of the GMAT's favorite figures is the isosceles triangle. An isosceles triangle is one that has two congruent sides. Knowing simply that about a triangle has profound implications for answer GMAT Problem Solving & Data Sufficiency...

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