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If n and k are positive integers, is n divisible by 6? (1) n = k(k + 1)(k – 1) (2) k > 1 is a multiple of 3. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. [...]

A calendar stick carved centuries ago by the Winnebago tribe may provide the first evidence that the North American Indians have developed advanced full-year calendars basing them on systematic astronomical observation. (A) that the North American Indians have developed advanced full-year calendars basing them (B) of the North American Indians who have developed advanced full-year [...]

hi I am preparing for GMAT and came across a question for which I had no answer. Can you please publish the question so that I can discuss about it in you forum? The question is described below: A man chooses an outfit from 3 different shirts, 2 different pairs of shoes, and 3 different [...]

If x and y are different prime numbers, each greater than 2, which of the following must be true ? I. x+y ? 91 II. x–y is an even integer. III. x/y is not an integer. A) II only B) I and II only C) I and III only D) II and III only E) [...]

A man chooses an outfit from 3 different shirts, 2 different pairs of shoes, and different pants. If he randomly selects 1 shirt, 1 pair of shoes, and 1 pair of pants each morning for 3 days, what is the probability that he wears the same pair of shoes each day, but that no other [...]

Which of the following best completes the passage below? In a survey of job applicants, two-fifths admitted to being at least a little dishonest. However, the survey may underestimate the proportion of job applicants who are dishonest, because____. A) some dishonest people taking the survey might have claimed on the survey to be honest B) [...]

Of the 500 business people surveyed, 78 percent said that they use their laptop computers at home, 65 percent said that they use them in hotels, and 52 percent said that they use them both at home and in hotels. How many of the business people surveyed said that they do not use their laptop [...]

What is the hundreds digit of the integer z? (1) 10z = 93,120 (2) z rounded to the nearest hundred is 9,300. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but [...]

The total cost of an office dinner was shared equally by k of the n employees who attended the dinner. What was the total cost of the dinner? (1) Each of the k employees who shared the cost of the dinner paid $19. (2) If the total cost of the dinner had been shared equally [...]

The underlying physical principles that control the midair gyrations of divers and gymnasts are the same as the body orientation controlling astronauts in a weightless environment. (A) as the body orientation controlling (B) as the body orientation which controls (C) as those controlling the body orientation of (D) ones to control the body orientation of [...]

If n is a positive integer and the product of all the integers from 1 to n, inclusive, is divisible by 990, what is the least possible value of n? A) 8 B) 9 C) 10 D) 11 E) 12

The interior of a rectangular carton is designed by a certain manufacturer to have a volume of x cubic feet and a ratio of length to width to height of 3:2:2. In terms of x, which of the following equals the height of the carton, in feet? A. 3?x B. 3?[(2x)/3] C. 3?[(3x)/2] D. (2/3) [...]

A man is known to speak truth 3 out of 4 times. He throws die and reports that it is a 6. The probability that it is actually a 6 is A) 3/4 B) 5/8 C) 2/5 D) 3/5 E) 4/5

What is the ratio of x to y? (1) x is 4 more than twice y. (2) The ratio of 0.5x to 2y is 3 to 5. A) Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B) Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C) BOTH [...]