By dzyubam
- **Jun 15**, 02:00 AM

Math (DS)
If , what is ?
1. is an integer
2. is an integer
OA and Explanation
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By dzyubam
- **Jun 13**, 02:00 AM

Math (DS)
grams of water were added to 80 grams of a strong solution of acid. If as a result, the concentration of acid in the solution became times of the initial concentration, what was the concentration of acid in the original solution?
1.
2....

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

Math (DS)
At what angle do the lines and intersect?
1.
2.
OA and Explanation
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By dzyubam
- **Jun 6**, 02:00 AM

Math (DS)
Is ?
1.
2.
OA and Explanation
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By dzyubam
- **Jun 3**, 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 dzyubam
- **May 27**, 02:00 AM

Math (DS)
If is a positive integer, is ?
1.
2. is a prime number
OA and Explanation
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By dzyubam
- **May 25**, 02:00 AM

Math (DS)
What is the value of ?
1. is odd
2. is even
OA and Explanation
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By cclay
- **May 23**, 21:00 PM

Manhattan GMAT is readying two new strategy supplements to expand their existing catalog of prep materials: Foundations of GMAT Verbal and Advanced GMAT Quant. Inspired by the success of Manhattan GMATâ€™s Foundations of GMAT Math strategy supplement, these two new books are intended to...

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By dzyubam
- **May 19**, 02:00 AM

Math (DS)
, , and are integers. Is ?
1.
2. ( and )
OA and Explanation
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By dzyubam
- **May 17**, 02:00 AM

Math (DS)
Is ?
1.
2. and are positive integers
OA and Explanation
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