gmatgwd數(shù)學(xué)部分考試復(fù)習(xí)資料(已修改)
2025-08-31 14:23 本頁(yè)面
【正文】 Math Section Q1: If x2 = 4 and y2 =7, then x6 – y4 = A. 33 B. 25 C. 15 D. 3 E. 33 Answer: Q2: There are 11 women and 9 men in a certain club. If the club is to select a mittee of 2 women and 2 men, how many different such mittees are possible? A. 120 B. 720 C. 1,060 D. 1,520 E. 1,980 Answer: Q3: If p, s, and t are positive prime numbers, what is the value of p3s3t3 ? (1) p3st = 728 (2) t = 13 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 NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: Q4: If x and y are integers, what is the value of 2x6y 4 ? (1) x2y = 16 (2) xy = 4 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 NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: Q5: A department manager distributed a number of pens, pencils, and pads among the staff in the department, with each staff member receiving x pens, y pencils, and z pads. How many staff members were in the department ? (1) The numbers of pens, pencils, and pads that each staff member received were in the ratio 2 : 3 : 4, respectively. (2) The manager distributed a total of 18 pens, 27 pencils, and 36 pads. 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 NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: Q6: The function f is defined for each positive threedigit integer n by f(n) = 2x 3y 5z, where x, y and z are the hundreds, tens, and units digits of n, respectively. If m and v are threedigit positive integers such that f(m) = 9 f(v), then m v = A. 8 B. 9 C. 18 D. 20 E. 80 Answer: Q7: If N = 31 + 231 + 331, then N is between A. 0 and 91 B. 91 and 31 C. 31 and 98 D. 98 and 34 E. 34 and 2 Answer: Q8: A cash register in a certain clothing store is the same distance from two dressing rooms in the store. If the distance between the two dressing rooms is 16 feet, which of the following could be the distance between the cash register and either dressing room? I. 6 feet II. 12 feet III. 24 feet A. I only B. II only C. III only D. I and II E. II and III Answer: Q9: Is x 0 ? (1) x3 x2 (2) x3 x4 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 NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: Q10: A rectangular floor that measures 8 meters by 10 meters is to be covered with carpet squares that each measure 2 meters by 2 meters. If the carpet squares cost $12 apiece, what is the total cost for the number of carpet squares needed to cover the floor? A. $200 B. $240 C. $480 D. $960 E. $1,920 Answer: Q11: In the sequence 1, 2, 4, 8, 16, 32, …, each term after the first is twice the previous term. What is the sum of the 16th, 17th, and 18th terms in the sequence ? A. 218 B. 3(217) C. 7(216) D. 3(216) E. 7(215) Answer: Q12: Some puters at a certain pany are Brand X and the rest are Brand Y. If the ratio of the number of Brand Y puters to the number of Brand X puters at the pany is 5 to 6, how many of the puters are Brand Y ? (1) There are 80 more Brand X puters than Brand Y puters at the pany. (2) There is a total of 880 puters at the pany. 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 NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2)
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