By Miranda Menestrina
- **Dec 5**, 02:00 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)
Question Discussion & Explanation
Correct Answer - B - (click and drag...

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By Miranda Menestrina
- **Dec 4**, 02:00 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 Miranda Menestrina
- **Dec 3**, 02:00 AM

Math (DS)
If is a positive integer, is an integer?
1.
2. is a positive integer
(click and drag your mouse to see the answer)
Question Discussion & Explanation
Correct Answer - A -
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By Miranda Menestrina
- **Dec 2**, 02:00 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 Miranda Menestrina
- **Nov 29**, 02:00 AM

Math (PS)
What is the last digit of ?
(A) 1
(B) 3
(C) 6
(D) 7
(E) 9
Question Discussion & Explanation
Correct Answer - D - (click and drag your mouse to see the answer)
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By Miranda Menestrina
- **Nov 28**, 02:00 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 Miranda Menestrina
- **Nov 27**, 02:00 AM

Math (PS)
How many integers are divisible by 3 between and inclusive?
(A) 6
(B) 7
(C) 8
(D) 9
(E) 10
(click and drag your mouse to see the answer)
Question Discussion & Explanation
Correct Answer - B -
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By Miranda Menestrina
- **Nov 26**, 02:00 AM

Math (DS)
If and , is ?
1.
2.
(click and drag your mouse to see the answer)
Question Discussion & Explanation
Correct Answer - A -
GMAT Daily Deals
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By Miranda Menestrina
- **Nov 25**, 02:00 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
Question...

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By Miranda Menestrina
- **Nov 22**, 02:00 AM

Math (PS)
The population of Linterhast was 3,600 people in 1990 and 4,800 people in 1993. If the population growth rate per thousand is constant, then what will be the population in 1996?
(A) 6,000
(B) 6,400
(C) 7,200
(D) 8,000
(E) 9,600
Question Discussion & Explanation
Correct Answer - B - (click...

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