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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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
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By dzyubam
- **Jan 12**, 03:00 AM

Math (PS)
Which of the following is closest to ?
(A) 1.997
(B) 1.998
(C) 1.999
(D) 2.000
(E) 2.001
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By dzyubam
- **Jan 11**, 02:00 AM

Math (DS)
How many different numbers are there such that ( , , and are known) ?
1.
2.
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By dzyubam
- **Jan 10**, 02:00 AM

Math (DS)
What is the value of ?
1.
2.
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By dzyubam
- **Jan 9**, 02:00 AM

Math (PS)
Three secretaries working together can type 36 pages of text in half an hour. If the typing speeds of the secretaries are in a 4:3:2 ratio, how long will it take the slowest-typing secretary working alone to type 52 pages of text?
(A) 1 hour...

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By dzyubam
- **Jan 6**, 02:00 AM

Math (PS)
Set consists of all points such that . If point is selected from set at random, what is the probability that ?
(A)
(B)
(C)
(D)
(E)
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