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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By akkane
- **Feb 26**, 02:00 AM

Math (PS)
If and , which of the following must be true, assuming ?
(A)
(B)
(C)
(D)
(E)
Question Discussion & Explanation
Correct Answer - С - (click and drag your mouse to see the answer)
GMAT Daily Deals
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By Magoosh
- **Feb 25**, 09:00 AM

The short answer: VERY. Admittedly, idioms alone are not the single biggest tested topic on the GMAT Sentence Correction. Of course, I would recommend studying all grammatical and syntactical rules, not merely idioms in isolation. Nevertheless, there are rumors swirling around on the web to the effect that...

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By akkane
- **Feb 25**, 02:00 AM

Math (PS)
Water flows into an empty tank of 54 liters via 12 small pipes. The rate of each pipe is 1 liter per hour. However, water flows out of the tank via several big pipes at the rate of 1.5 liter per hour. If after...

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By Magoosh
- **Feb 22**, 09:00 AM

Few topics make students let out an audible sigh like circles on the GMAT. "What was the formula for area of a circle, again? I know pi is in there somewhere!" Then they throw sectors, proportions, and arclengths at you. Now you're really rolling your eyes.
Slicing...

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By akkane
- **Feb 22**, 02:00 AM

Math (DS)
Is integer even?
1.
2.
Question Discussion & Explanation
Correct Answer - E - (click and drag your mouse to see the answer)
GMAT Daily Deals
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By akkane
- **Feb 21**, 02:00 AM

Math (PS)
If a portion of a half water/half alcohol mix is replaced with 25% alcohol solution, resulting in a 30% alcohol solution, what percentage of the original alcohol was replaced?
(A) 3%
(B) 20%
(C) 66%
(D) 75%
(E) 80%
Question Discussion & Explanation
Correct Answer - E - (click and drag...

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

It is not uncommon for test takers, when sloughing through the thicket of GMAT Sentence Correction questions to find themselves scratching their heads over a tricky little grammar conundrum known as an absolute phrase. What exactly are absolute phrases you ask? Well, before we dive into definitions and...

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