By akkane
- **Jun 8**, 02:00 AM

Math (DS)
Is ?
1.
2.
Question Discussion & Explanation
Correct Answer - E - (click and drag your mouse to see the answer)
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By akkane
- **Jun 7**, 02:00 AM

Math (DS)
Water evaporates at the rate of two liters per hour per one square meter of surface. How long will it take to evaporate 30 liters of water from a swimming pool full of water with vertical walls and a flat bottom that holds 56...

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By Magoosh
- **Jun 4**, 09:00 AM

The 45º angle
Fact: All lines with slopes of 1 make 45º angles with both the x- and y-axes.
Conversely, if a line makes a 45º angles with either the x- of y-axes, you know immediately its slope must be . This first fact is true, not only...

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By Magoosh
- **May 31**, 09:00 AM

You may remember this formula, one of the sleekest factoring tricks in all of algebra:
This formula, called “the difference of two squares” formula, is a favorite of standardized test writers. A simple enough pattern: see if you can detect where it shows up in the...

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By akkane
- **May 31**, 02:00 AM

Math (DS)
If is a positive integer, is ?
1.
2. is a prime number
Question Discussion & Explanation
Correct Answer - A - (click and drag your mouse to see the answer)
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By Magoosh
- **May 30**, 16:23 PM

Here’s a whirlwind tour of one of the most frequently tested sets of concepts on the GMAT Quantitative section. You don’t have to be an expert on statistics: a little goes a long way.
The Mean
The mean is just the ordinary average: add up all the items...

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By akkane
- **May 29**, 02:00 AM

Math (DS)
What is the value of ?
1. is odd
2. is even
Question Discussion & Explanation
Correct Answer - C - (click and drag your mouse to see the answer)
GMAT Daily Deals
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By Magoosh
- **May 28**, 09:00 AM

The title of this post may seem facetious. After all, even the person most allergic to math, most traumatized by math, still remembers how to count! The GMAT, of course, generally will not ask you, for example, to count from one to seven. The GMAT...

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By akkane
- **May 23**, 02:00 AM

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

Math (DS)
Is ?
1.
2. and are positive integers
Question Discussion & Explanation
Correct Answer - C - (click and drag your mouse to see the answer)
GMAT Daily Deals
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