想要GRE数学高分满分?看过最新8月25日数学机经直达170
- 2017年08月01日16:54 来源:小站教育作者:orangejojo
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8月份开始即将进入每年下半年的GRE考试高峰期,考位将变得越来越紧张,而申请截止时间也逐渐临近。因此考生就更需要把握好每次参加GRE考试的机会,争取尽快考出理想成绩以便尽早着手留学申请其它环节的准备。如何才能在越来越少的GRE考试场次中取得佳绩?最好的选择自然是考前刷几遍最新的GRE预测机经了。下面小编就为大家带来最新的8月GRE考前预测机经,即将参加考试的同学赶紧刷起来!
8月25日其他题型机经预测:阅读/填空/作文 请走这里
题目
1. The roots of the equation x^2 - x - 6 = 0 are
A, 1 and - 5
B. 2 and - 3
C. 3 and - 2
D. 5 and - 1
E. none of the above
答案:C
解析:方程式可转变为(x-3)(x+2)=0, roots也就是方式的根即为3和-2。
2. Quantity A:The least prime number greater than 24
Quantity B:The greatest prime number less than 28
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:A
解析:大于24的最小质数为29,而B的任何一个数字都小于28,因此选A。
3. Quantity A:54% of 360
Quantity B:150
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:A
解析:无需具体计算A,大致计算360的50%为180大于B即可。
Quantity A:PS
Quantity B:SR
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
解析:根据条件可知三角形为等腰三角形,但缺乏其它条件因此无法判断PS和SR的长度,无从比较,所以选D。
5. A merchant made a profit of $5 on the sale of a sweater that cost the merchant $15. What is the profit expressed as a percent of the merchant’s cost? Give your answer to the nearest whole percent.
答案:33%
解析:卖了件cost15块的衣服,赚到了5元profit,求profit和cost的百分比,也就是5/15,因为要求整数,因此约等于33%。
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