By dzyubam
- **Jan 25**, 02:00 AM

Math (PS)
It takes Jack 2 more hours than Tom to type 20 pages. Working together, Jack and Tom can type 25 pages in 3 hours. How long will it take Jack to type 40 pages?
(A) 5 hours
(B) 6 hours
(C) 8 hours
(D) 10 hours
(E) 12 hours
GMAT...

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By dzyubam
- **Jan 24**, 02:00 AM

Math (PS)
Two sets are defined as follows:
If a number is taken from set at random and another number is taken from set at random, what is the probability that the sum of these numbers is a prime integer?
(A)
(B)
(C)
(D)
(E)
GMAT...

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By dzyubam
- **Jan 23**, 02:00 AM

Math (PS)
A contractor estimated that his 10-men crew could complete the construction in 110 days if there was no rain. (Assume the crew does not work on any rainy day and rain is the only factor that can deter the crew from working). However, after...

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By dzyubam
- **Jan 20**, 02:00 AM

Math (PS)
If equation encloses a certain region on the graph, what is the area of that region?
(A) 5
(B) 10
(C) 25
(D) 50
(E) 100
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By dzyubam
- **Jan 19**, 02:00 AM

Math (PS)
If , what is the value of ?
(A)
(B)
(C)
(D)
(E)
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By dzyubam
- **Jan 18**, 02:00 AM

Math (DS)
Driving 1.5 times slower, Bill was late for school today. What is the usual time it takes Bill to drive to school? (Assume that each day Bill takes the same route).
1. It took Bill 15 more minutes to drive to school today than usually
2....

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

Math (DS)
Is ?
1.
2.
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Verbal...

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By dzyubam
- **Jan 16**, 02:00 AM

Math (PS)
There are four distinct pairs of brothers and sisters. In how many ways can a committee of 3 be formed and NOT have siblings in it?
(A) 8
(B) 24
(C) 32
(D) 56
(E) 80
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By dzyubam
- **Jan 13**, 02:00 AM

Math (PS)
4 professors and 6 students are being considered for membership on a supervisory committee which must consist of 3 people. In how many ways can this committee be formed if it has to include at least 1 professor?
(A) 36
(B) 60
(C) 72
(D) 80
(E) 100
GMAT Daily...

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By Magoosh
- **Jan 12**, 16:44 PM

Everyone knows add, subtract, multiply, and divide, but the factorial symbol is slightly more obscure. It will not come up very frequently on the GMAT math, but with the knowledge of just a few facts about factorials, you will be able to master this...

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