By akkane
- **Mar 7**, 02:00 AM

Math (PS)
During the break of a football match the coach will make 3 substitutions. If the team consists of 11 players among which there are 2 forwards, what is the probability that none of the forwards will be substituted?
(A)
(B)
(C)
(D)
(E)
Question Discussion...

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By akkane
- **Mar 6**, 02:00 AM

Math (PS)
How many real roots does this equation have?
(A) 0
(B) 1
(C) 2
(D) 3
(E) 4
Question Discussion & Explanation
Correct Answer - A - (click and drag your mouse to see the answer)
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By akkane
- **Mar 5**, 02:00 AM

Math (PS)
Function is defined as follows:
if is positive or 0 then ;
if is negative then .
Which of the following is true about ?
I.
II.
III.
(A) I only
(B) II only
(C) III only
(D) I and III only
(E) not I, II, or III
Question Discussion...

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By akkane
- **Mar 4**, 02:00 AM

Math (PS)
How many odd three-digit integers greater than 800 are there such that all their digits are different?
(A) 40
(B) 56
(C) 72
(D) 81
(E) 104
Question Discussion & Explanation
Correct Answer - C - (click and drag your mouse to see the answer)
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By Magoosh
- **Mar 1**, 09:00 AM

This post discusses a strategy for simplifying complex mathematical expression on the GMAT Quantitative section. Consider the following very challenging Data Sufficiency question.
1. What is the value of x?
Take a moment to wrestle with this before reading this article, in which we will explain how to approach...

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By akkane
- **Mar 1**, 02:00 AM

Math (DS)
On the picture above, is the area of the triangle greater than 1?
1.
2. Perimeter of the triangle is greater than
Question Discussion & Explanation
Correct Answer - A - (click and drag your mouse to see...

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By stacyblackman
- **Feb 28**, 05:16 AM

The Graduate Management Admission Council announced the launch last week of its newest product, “Reflect,” a self-administered online assessment and soft-skills development program.
Soft skills are an important set of personal attributes that enhance one’s interactions, job performance and career prospects. GMAC worked with schools, corporate...

**Tags:** GMAC, Reflect assessment tool, soft skills, Stacy Blackman. Read More

By akkane
- **Feb 28**, 02:00 AM

Math (DS)
The vertices of a triangle have coordinates , , and where and . What is the area of the triangle?
1.
2. Angle at the vertex = angle at the vertex
Question...

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By Magoosh
- **Feb 27**, 09:00 AM

In the first three articles in this series on GMAT probability questions, I discussed the AND and OR probability rules, ”at least” probability questions, and probability questions that involve counting. This post covers relatively rare kind of probability question not covered in the first three posts: geometric probability questions. First,...

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By akkane
- **Feb 27**, 02:00 AM

Math (PS)
A smith received an order to make a 1 million liter cube-shaped tank (note that 1 cubic meter = 1,000 liters of water). If he has only 4 meter by 2 meter sheets of metal that can be cut, how many metal sheets will...

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