2015年9月20日GRE数学真题及答案-智课教育旗下智课教育.pdf

智 课 网 G R E 备 考 资 料 2015年9月20日GRE数学真题及答案-智课教育旗下智 课教育 GRE考试刚刚落下帷幕不久，小编就为大家精心整理了2015年9月 20日GRE数学真题及答案。正在备考或者准备备考GRE考试的考生快来 一睹真题的精彩内容吧。 GRE考试真题是大家备考的一个风向标，所以掌握真题是非常有必 要的。下面，小编精心整理了2015年9月20日GRE数学真题及答案，帮 助大家更好地备考，快来围观吧。 Quant Section A. Quantity A is greater. B. Quantity B is greater. C. The two quantities are equal D. The relationship cannot be determined from the information given. 答案：C 2. The population of Country X for 1980 was p. The population of Country X increased by 3.8 percent in each of the next two years. Quantity A: The population of Country X for 1982. Quantity B: 1.076p A. Quantity A is greater. B. Quantity B is greater. C. The two quantities are equal D. The relationship cannot be determined from the information given. 答案：B A. Quantity A is greater. B. Quantity B is greater. C. The two quantities are equal D. The relationship cannot be determined from the information given. 答案：D A. Quantity A is greater. B. Quantity B is greater. C. The two quantities are equal D. The relationship cannot be determined from the information given. 答案：B 5. x y-2 Quantity A: The average (arithmetic mean) of x and y Quantity B: y-1 A. Quantity A is greater. B. Quantity B is greater. C. The two quantities are equal D. The relationship cannot be determined from the information given. 答案：B 6. Each week a salesperson receives a commission that is equal to 12 percent of the first $500 of sales plus 20 percent of additional sales. If the salesperson received a commission of $380 last week, what was the total amount of the sales that the salesperson made last week? A. $1,600 B. $1,660 C. $1,860 D. $2,000 E. $2,100 答案：E 7. Last Monday a certain store sold 17 wrenches at x dollars each. Last Tuesday the store reduced its prices and sold an additional 8 wrenches at 0.5x dollars each. Which of the following is equal to the average (arithmetic mean) price, in dollars, of the 25 wrenches that the store sold last Monday and Tuesday? A. 0.68x B. 0.73x C. 0.76x D. 0.81x E. 0.84x 答案：C 8. How