2015年7月5日GRE数学真题大放送(附答案解析)-智课教育旗下智课教育.pdf

智 课 网 G R E 备 考 资 料 2015年7月5日GRE数学真题大放送(附答案解析)-智课 教育旗下智课教育 GRE考试真题是我们备考最宝贵的资料，利用价值极大。下面，小 编精心整理了2015年7月5日GRE数学真题，希望帮助大家事半功倍地 备考。 GRE考试真题是我们备考路上的“好伙伴”，备考初期利用好它， 我们的复习将会事半功倍!快来看看2015年7月5日GRE数学真题吧。 1. ABCE is a square, and BCDE is a parallelogram Quantity A: The area of square ABCE Quantity B: The area of parallelogram BCDE 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. 参考答案：C。正方形的面积是长乘以宽，平行四边形的面积是长 乘以高。一样大。 2. n is an integer. Quantity B: 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. 参考答案：C。如果n是奇数，则负负得正等于1;如果n是偶数，依 然是1。 3. 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. 参考答案：A 4. x≠0 Quantity B: x(x+5) 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. 参考答案：D。如果x0,则BA; 如果x0,则B 5. x=2, y=3,z=5 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. 参考答案：B。A=1/2*3*1/25=3/50;B=9/100;BA 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 参考答案：E。$500*12%=$60,$380-$60=$320; $320/0.2=$1600;$1600+$500=$2100 7. If x y, which of the following must be true? 参考答案：D。D项2x2y;x 8. 1/2 r 1 Quantity A: 2r Quanti