By akkane
- **Jul 11**, 02:00 AM

Math (PS)
At Daifu university, 40% of all students are both members of a student organization and want to reduce their tuition costs. 20% of those students who want to reduce tuition are not members of the student organization. What percentage of all Daifu students want...

Read More

By akkane
- **Jul 10**, 02:00 AM

Math (DS)
and are prime integers. What is ?
1. is a prime integer
2.
Question Discussion & Explanation
Correct Answer - E - (click and drag your mouse to see the answer)
GMAT Daily Deals
e-GMAT: Up to 37%...

Read More

By akkane
- **Jul 9**, 02:00 AM

Math (DS)
The bowl contains chips of red and green color and no chips of any other color. If two chips are drawn from the basket at random without replacement, what is the probability that both chips will be green?
1. 20% of all chips in the...

Read More

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

Math (PS)
If function satisfies for all , which of the following must be true?
(A)
(B)
(C)
(D)
(E)
Question Discussion & Explanation
Correct Answer - B - (click and drag your mouse to see the answer)
GMAT Daily Deals
Manhattan GMAT: The best teachers,...

Read More

By akkane
- **Jul 5**, 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)
GMAT Daily Deals
Excellent: Knewton Gmat Prep, $350...

Read More

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

Math (PS)
If equation encloses a certain region on the coordinate plane, what is the area of this region?
(A) 20
(B) 50
(C) 100
(D) 200
(E) 400
Question Discussion & Explanation
Correct Answer - D - (click and drag your mouse to see the answer)
GMAT Daily Deals
Non-native? Level the playing...

Read More

By akkane
- **Jul 3**, 02:00 AM

Math (PS)
Jack can complete the task in 8 hours. Tom can complete the task in 12 hours. If Jack works on the task alone for 4 hours and then Tom starts to help him, how many hours in total will Jack have worked by the...

Read More

By akkane
- **Jul 2**, 02:00 AM

Math (DS)
grams of water were added to the 80 grams of a strong solution of acid. 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?
...

Read More

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

Math (DS)
A rectangle is inscribed in a circle of radius 5. Is the area of the rectangle bigger than 48 ?
1. The ratio of the lengths of sides of the rectangle is 3:4
2. The difference between the lengths of sides of the rectangle is smaller...

Read More

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

Math (PS)
How many integers between 18 and 70 inclusive are divisible by either 7 or 9 but not both?
(A) 11
(B) 12
(C) 13
(D) 14
(E) 15
Question Discussion & Explanation
Correct Answer - B - (click and drag your mouse to see the answer)
GMAT Daily Deals
e-GMAT: 36 hours of...

Read More