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GRE数学真题大放送(附答案解析)
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
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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.
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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x>0,则B>A; 如果x<0,则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. 参考答案：B。A=1/2*3*1/25=3/50;B=9/100;B>A
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
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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2x<2y;x 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. http://bailiedu.com 参考答案：D. 如果r为1，则A>B,如果r为0.1，则A 以上就是小编整理的2015年7月5日GRE数学真题，希望大家认真对待，仔细研究。