By dzyubam
- **Mar 8**, 02:00 AM

Math (PS)
A basket contains 3 blue marbles, 3 red marbles, and 3 yellow marbles. If 3 marbles are extracted from the basket at random, what is the probability that a marble of each color is among the extracted?
(A)
(B)
(C)
(D)
(E)
Question Discussion &...

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By Magoosh
- **Mar 7**, 09:30 AM

Although thousands of different word-usage errors could appear on the GMAT, the test repeatedly includes commonly misused words. The following is a list of twenty commonly misused word pairs (or trios), along with definitions and examples of the proper use of each word.
Accept, Except
Accept is...

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By dzyubam
- **Mar 7**, 05:35 AM

Math (DS)
Set consists of distinct numbers such that the difference between any two different elements of set is an integer. How many elements does set contain?
1. The difference between any two different elements of set is 2
...

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By Magoosh
- **Mar 6**, 09:30 AM

Parallel structures can come in many forms on the GMAT. Here are five famous passages: see if you can identify all the parallel structures, and below, I'll discuss them. (Kudos, also, for recognizing the sources!) Each quote is preceded by a difficulty rating, assessing how...

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By dzyubam
- **Mar 1**, 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 dzyubam
- **Feb 29**, 02:00 AM

Math (DS)
On the picture above, is the area of the triangle greater than 1?
1. \angle ABC < 90^\circ[/latex]
2. Perimeter of the triangle [latex]ABC[/latex] is greater than [latex]\frac{4}{a}[/latex]
Question Discussion & Explanation
Correct Answer - A - (click and drag your...

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

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

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By dzyubam
- **Feb 23**, 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 dzyubam
- **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)
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Stacy Blackman Consulting "Flight...

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By dzyubam
- **Feb 17**, 02:00 AM

Math (PS)
A luxury liner, Queen Marry II, is transporting several cats as well as the crew (sailors, a cook, and one-legged captain) to a nearby port. Altogether, these passengers have 15 heads and 41 legs. How many cats does the ship host?
(A) 3
(B) 5
(C) 6
(D)...

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