GRE数学2016.09.23机经
本次机经回忆非常感谢北新桥直通车学员“仓老师”（9.23考试，Q=170），据其反馈，正态分布箱线图依旧没有考到（但是仓老师说8.26考到了），排列组合依旧不难。
1. The radius of the circle is 5, what is the value of y?
2. P is 20% less than R, so R is what percent greater than P?
3.
|
range |
frequency |
|
10~19 |
2 |
|
20~29 |
3 |
|
30~39 |
1 |
|
40~49 |
3 |
|
50~59 |
2 |
Quantity A
The range of these 11 numbers
Quantity B
40
4. Triangle ABC is inscribed in a circle, where AB is diameter of the circle.
Quantity A
Five times of area of the triangle ABC
Quantity B
The area of the circle
5. a and b are two solutions of the quadratic formula x^2-x-20=0.
Quantity A
(a-b)^2
Quantity B
(a+b)^2
6.
In the figure above, the length of BE is 4, and the length of CF is 3, what is the perimeter of the triangle ABC?
7. 2＜x＜5, 1/10＜y＜1/5
Quantity A
x+y
Quantity B
1/x + 1/y
8. From 1 to 100, inclusive, how many numbers which are neither divisible by 3 nordivisible by 7?
9. How many different points (x,y), where x and y are both positive integers, in xy-plane,satisfy the inequality x+y≤200？
10. What is the solution set of the inequality |x-1|＜2, when graphed in the number line?
参考答案：
1. 8
2. 25%
3. D
4. D
5. A
6. 12
7. B
8. 57
9. 19900
（
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.
）
特别说明：
本材料仅供学员老师学习交流，切勿用于商业用途
资源来源于各位北京新东方老师学员考试回忆，望各位老师同学考试后也可以给我贡献机经，之后我会继续分享给“后人”
题目中的数据不一定完全准确，仅供参考学习，同时建议大家把手里的资料做完了以后（包括官方指南，官方150题，PP2），再做这些题目，主要目的是让大家看一下考试都会考察哪些题目。