Search found 2117 matches
Probability
A weighted coin has a probability p of showing heads. Is the value of \(p > 0.2?\) 1) Successive flips are independent, and the probability of getting at least one head in two flips is greater than \(0.5\). 2) The probability of getting tail on a flip of coin is less than \(0.8\). The OA is D Source...
- by swerve
Thu May 25, 2023 5:10 pm- Forum: Data Sufficiency
- Topic: Probability
- Replies: 0
- Views: 5
Probability
A basket contains \(5\) apples, of which \(1\) is spoiled and the rest are good. If Henry is to select \(2\) apples from the basket simultaneously and at random, what is the probability that the \(2\) apples selected will include the spoiled apple? A. \(1/5\) B. \(3/10\) C. \(2/5\) D. \(1/2\) E. \(3...
- by swerve
Thu May 25, 2023 5:03 pm- Forum: Problem Solving
- Topic: Probability
- Replies: 1
- Views: 9
Geometry, Word Problems
A thin rectangular sheet of metal is \(6\) inches wide and \(10\) inches long. The sheet of metal is to be rolled into to form a cylinder so that one dimension becomes the circumference of the cylinder and the other dimension becomes the height. What is the volume of the largest possible cylinder? A...
- by swerve
Thu May 25, 2023 4:54 pm- Forum: Problem Solving
- Topic: Geometry, Word Problems
- Replies: 0
- Views: 4
Re: A certain club has \(20\) members. How many of the members of the club are female?
Source: Princeton Review A certain club has \(20\) members. How many of the members of the club are female? 1. The ratio of male to female members in the club is \(3:2\) 2. There are \(4\) more male members in the club than female members The OA is D We can try as follow: 1. Sufficient \(M:F=3:2\) ...
- by swerve
Sun May 14, 2023 3:26 pm- Forum: Data Sufficiency
- Topic: A certain club has \(20\) members. How many of the members of the club are female?
- Replies: 1
- Views: 58
If an automobile averaged 22.5 miles per gallon of gasoline, approximately how many kilometers per liter of gasoline did
Problem Solving
Re: If an automobile averaged 22.5 miles per gallon of gasoline, approximately how many kilometers per liter of gasoline
If an automobile averaged 22.5 miles per gallon of gasoline, approximately how many kilometers per liter of gasoline did the automobile average? (1 mile = 1.6 kilometers and 1 gallon = 3.8 liters, both rounded to the nearest tenth.) A. 3.7 B. 9.5 C. 31.4 D. 53.4 E. 136.8 OA B Source: Princeton Revi...
- by swerve
Sun May 14, 2023 3:06 pm- Forum: Problem Solving
- Topic: If an automobile averaged 22.5 miles per gallon of gasoline, approximately how many kilometers per liter of gasoline did
- Replies: 1
- Views: 24
Re: By what percent did Company A’s revenues increase from 1980 to 1985?
By what percent did Company A’s revenues increase from 1980 to 1985? (1) In 1980, Company A’s revenues were $600,000; in 1985, its revenues were $800,000. (2) Each year from 1980 to 1985, Company A’s revenues increased by $40,000. OA A Source: Princeton Review Statement 1: \(m=\) new value \(/\) ol...
- by swerve
Sun May 07, 2023 3:32 pm- Forum: Data Sufficiency
- Topic: By what percent did Company A’s revenues increase from 1980 to 1985?
- Replies: 1
- Views: 31
An importer wants to purchase \(N\) high quality cameras from Germany and sell them in Japan. The cost in Germany of
Problem Solving
Re: An importer wants to purchase \(N\) high quality cameras from Germany and sell them in Japan. The cost in Germany of
Source: Magoosh An importer wants to purchase \(N\) high quality cameras from Germany and sell them in Japan. The cost in Germany of each camera is \(E\) euros. He will sell them in Japan at \(Y\) yen, which will bring in a profit, given that the exchange rate is \(C\) yen per euro. Given the excha...
- by swerve
Sun May 07, 2023 3:23 pm- Forum: Problem Solving
- Topic: An importer wants to purchase \(N\) high quality cameras from Germany and sell them in Japan. The cost in Germany of
- Replies: 1
- Views: 39
Word Problems
Cotto Toy Store sells Product X and Product Y at two different regular prices. During a sale, both products are discounted. Is the sale price of Product X greater than the sale price of Product Y? (1) Product X is discounted by \($3\) and Product Y is discounted by \($8\). (2) Product X is discounte...
- by swerve
Thu Apr 27, 2023 6:24 am- Forum: Data Sufficiency
- Topic: Word Problems
- Replies: 0
- Views: 27
Word Problems
A cement mixture is composed of \(3\)elements. By weight, \(1/3\) of the mixture is sand, \(3/5\) of the mixture is water, and the remaining \(12\) pounds of the mixture is gravel. What is the weight of the entire mixture in pounds? A. \(4\) B. \(8\) C. \(36\) D. \(60\) E. \(180\) The OA is E Source...
- by swerve
Thu Apr 27, 2023 6:12 am- Forum: Problem Solving
- Topic: Word Problems
- Replies: 0
- Views: 40
Word Problems
Seven basketball teams play in a league against each other. At the end of the season, how many different arrangements are there for the top \(3\) teams in the rankings?
A. \(6\)
B. \(42\)
C. \(210\)
D. \(5,040\)
E. \(50,450\)
The OA is C
Source: Princeton Review
- by swerve
Thu Apr 27, 2023 6:01 am- Forum: Problem Solving
- Topic: Word Problems
- Replies: 0
- Views: 29
The GMAT is scored on a scale of 200 to 800 in 10 point increments. (Thus 410 and 760 are real GMAT
Data Sufficiency
Re: The GMAT is scored on a scale of 200 to 800 in 10 point increments. (Thus 410 and 760 are real GMAT
The GMAT is scored on a scale of 200 to 800 in 10 point increments. (Thus 410 and 760 are real GMAT scores but 412 and 765 are not). A first-year class at a certain business school consists of 478 students. Did any students of the same gender in the first-year class who were born in the same-named ...
- by swerve
Sat Apr 15, 2023 1:54 pm- Forum: Data Sufficiency
- Topic: The GMAT is scored on a scale of 200 to 800 in 10 point increments. (Thus 410 and 760 are real GMAT
- Replies: 1
- Views: 106
If a fair 6-sided die is rolled three times, what is the probability that exactly one 3 is rolled?
Problem Solving
Re: If a fair 6-sided die is rolled three times, what is the probability that exactly one 3 is rolled?
If a fair 6-sided die is rolled three times, what is the probability that exactly one 3 is rolled? A. 25/216 B. 50/216 C. 25/72 D. 25/36 E. 5/6 OA C Source: Veritas Prep Probability if getting \(3\) on a die is: \(P(3)=\dfrac{1}{6}\) Probability of not getting \(3\) on a die is \(nP(3)=\dfrac{5}{6}...
- by swerve
Sat Apr 15, 2023 1:48 pm- Forum: Problem Solving
- Topic: If a fair 6-sided die is rolled three times, what is the probability that exactly one 3 is rolled?
- Replies: 1
- Views: 56
Keats Library purchases a number of new books, all in the category of biography; the library does not acquire any other
Problem Solving
Re: Keats Library purchases a number of new books, all in the category of biography; the library does not acquire any ot
Keats Library purchases a number of new books, all in the category of biography; the library does not acquire any other books. With the addition of the new biographies, the biography collection of the library amounts to 37.5% of the new total number of books in the library. If prior to the purchase...
- by swerve
Sat Apr 15, 2023 1:39 pm- Forum: Problem Solving
- Topic: Keats Library purchases a number of new books, all in the category of biography; the library does not acquire any other
- Replies: 1
- Views: 55
Of the shares of stock owned by a certain investor, 30 percent are shares of Company X stock and 1/7 of the remaining
Data Sufficiency
Re: Of the shares of stock owned by a certain investor, 30 percent are shares of Company X stock and 1/7 of the remainin
Of the shares of stock owned by a certain investor, 30 percent are shares of Company X stock and 1/7 of the remaining shares are shares of Company Y stock. How many shares of Company X stock does the investor own? (1) The investor owns 100 shares of Company Y stock. (2) The investor owns 200 more s...
- by swerve
Sun Oct 09, 2022 8:49 am- Forum: Data Sufficiency
- Topic: Of the shares of stock owned by a certain investor, 30 percent are shares of Company X stock and 1/7 of the remaining
- Replies: 1
- Views: 312
A rectangular photograph is surrounded by a border that is 1 inch wide on each side. The total area of the photograph an
Problem Solving
Re: A rectangular photograph is surrounded by a border that is 1 inch wide on each side. The total area of the photograp
A rectangular photograph is surrounded by a border that is 1 inch wide on each side. The total area of the photograph and the border is M square inches. If the border had been 2 inches wide on each side, the total area would have been (M + 52) square inches. What is the perimeter of the photograph,...
- by swerve
Sun Oct 09, 2022 8:43 am- Forum: Problem Solving
- Topic: A rectangular photograph is surrounded by a border that is 1 inch wide on each side. The total area of the photograph an
- Replies: 2
- Views: 561