By dzyubam
- **Dec 8**, 03:00 AM

Math (PS)
In normal printing mode, 20 printers can print 100 pages in 3 minutes. In economy mode, printers work 20% faster than in normal mode. How many printers are required to print 180 pages in 3 minutes in economy mode?
(A) 25
(B) 28
(C) 29
(D) 30
(E) 32
OA...

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By dzyubam
- **Dec 7**, 03:00 AM

Math (PS)
John throws a coin until a series of three consecutive heads or three consecutive tails appears. What is the probability that the game will end after the fourth throw?
(A)
(B)
(C)
(D)
(E)
OA and discussion
Verbal (SC)
A recent national study of the public schools...

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By dzyubam
- **Dec 6**, 03:00 AM

Math (PS)
A steamer going upstream would cover the distance between town A and town B in 4 hours and 30 minutes. If the same steamer going downstream would cover the distance between the towns in 3 hours, how long would it take a raft moving...

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By dzyubam
- **Dec 3**, 03:00 AM

Math (DS)
If is a positive integer, is an integer?
1.
2. is a positive integer
OA and Explanation
Verbal (CR)
Doctor: Research shows that adolescents who play video games on a regular basis are three times as likely to develop carpal tunnel syndrome as are adolescents...

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By dzyubam
- **Dec 2**, 03:00 AM

Math (DS)
There are two schools in the village. The average age of pupils in the first school is 12.2 years; the average age of pupils in the second school is 13.1 years. What is the average age of all school pupils in the village?
1. There...

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By dzyubam
- **Dec 1**, 03:00 AM

Math (PS)
What is the last digit of ?
(A) 1
(B) 3
(C) 6
(D) 7
(E) 9
OA and Explanation
Verbal (SC)
Standard police procedure requires that an officer interview witnesses separately rather than together.
(A) Standard police procedure requires that an officer interview witnesses separately rather than together
(B) A requirement, according...

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By dzyubam
- **Nov 30**, 03:00 AM

Math (PS)
Each shelf of a bookcase contains 24 books. If the librarian took out 42 books and rearranged the remaining books so that all shelves but one contained 16 books and the last shelf contained 22 books, how many shelves does the bookcase have?
(A) 4
(B)...

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By dzyubam
- **Nov 29**, 03:00 AM

Math (PS)
How many integers are divisible by 3 between and inclusive?
(A) 6
(B) 7
(C) 8
(D) 9
(E) 10
OA and Explanation
Verbal (SC)
The nineteenth-century chemist Humphry Davy presented the results of his early experiments in his “Essay on Heat and Light”, a critique of all chemistry since...

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By dzyubam
- **Nov 26**, 03:00 AM

Math (DS)
If and , is ?
1.
2.
OA and Explanation
Verbal (CR)
Thousands who suffer heart attacks each year die before reaching a hospital or clinic where they can benefit from the drugs that dissolve clots in coronary...

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By dzyubam
- **Nov 25**, 03:00 AM

Math (PS)
Three cannons are firing at a target. If their individual probabilities to hit the target are 0.3, 0.4, and 0.5 respectively, what is the probability that none of the cannons will hit the target after one round of fire?
(A) 0.06
(B) 0.12
(C) 0.21
(D) 0.29
(E) 0.94
OA...

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