By Miranda Menestrina
- **Jan 14**, 02:00 AM

Math
How many triangles and quadrilaterals altogether can be formed using the vertices of a 7-sided [b]regular[/b] polygon?
A. 35
B. 40
C. 50
D. 65
E. 70
Question Discussion & Explanation
Correct Answer - E - (click and drag your mouse to see the answer)
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By Miranda Menestrina
- **Jan 13**, 02:00 AM

Math
Romi has a collection of 10 distinct books out of which 8 are small and 2 are large. In how many ways can he select 5 books to take with him on a trip if he can take at most 1 large book?
A. 56
B. 126
C....

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By Miranda Menestrina
- **Jan 9**, 02:00 AM

Math
A box contains 11 hats, out of which 6 are red hats and 5 are green hats. If two hats are to be selected at random without replacement, what is the probability that at least one green hat will be selected?
A. ...

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By Miranda Menestrina
- **Jan 7**, 02:00 AM

Math
What is the approximate minimum length of a rope required to enclose an area of 154 square meters?
A. 154
B. 60
C. 57
D. 50
E. 44
Question Discussion & Explanation
Correct Answer - E - (click and drag your mouse to see the answer)
GMAT Daily Deals
Over 4 M students achieved...

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By Miranda Menestrina
- **Jan 6**, 02:00 AM

Math
If vertices of a triangle are A (5, 0), B (x, y) and C (25, 0), what is the area of the triangle?
(1)
(2) ...

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By Miranda Menestrina
- **Jan 5**, 02:00 AM

Math
A circle is inscribed right in the middle of a semicircle with a diameter of as shown below. What is the ratio of the area of the semicircle to the area not covered by the inscribed circle?
...

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By Miranda Menestrina
- **Jan 2**, 02:00 AM

Math
A Food and Drug lab has two new samples: a 240 gram cup of drip coffee, which contains 124 mg of caffeine, and a 60 gram cup of espresso, containing 160 mg of caffeine. If a technician were to create a new 120 gram cup...

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By Miranda Menestrina
- **Jan 1**, 08:42 AM

Math
How many liters of pure alcohol must be added to a 40-liter solution that is 10% alcohol by volume in order to double the alcohol proportion?
A. 4
B. 5
C. 10
D. 20
E. 40
Question Discussion & Explanation
Correct Answer - B - (click and drag your mouse to...

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