2018年3月17日数学机经看过更安心 真题难也能稳拿170满分

3月许多GRE考生将迎来新学期的开学季，而伴随着学业的开始大家的2018年GRE备考和考试也将进入正轨。那么考生如何才能在开学阶段新的学习任务安排繁重的情况下顺利进行GRE备考并在考试中收获理想成绩？下面小编就为大家带来小站GRE点题专家组精心整理的2018年3月17日GRE全新机经。下面是GRE数学预测机经，赶紧来刷！

2018年3月17日GRE机经其他题型预测：作文/阅读/逻辑/填空/等价 请走这里

题目

1. Which of the following operations carried out on both the numerator and the denominator of a fraction will always produce an equivalent fraction? Indicate all such operations?

A. Adding 2

B. Multiplying by 5

C. Dividing by 100

答案：B C

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2. In a certain medical group, Dr. Schwartz schedules appointments to begin 30 minutes apart, Dr. Ramirez schedules appointments to begin 25 minutes apart, and Dr. Wu schedules appointments to begin 50 minutes apart. All three doctors schedule their first appointments to begin at 8:00 in the morning, which are followed by their successive appointments throughout the day without breaks. Other than at 8:00 in the morning, at what times before 1:30 in the afternoon do all three doctors schedule their appointments to begin at the same time? Indicate all such times

A. 9:30 in the morning

B. 10:30 in the morning

C. 11:30 in the morning

D. 12:00 noon

E. 1:00 in the afternoon

答案：B E

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3. Set A has 50 members and set B has 53 members. At least 2 of the members in set A are not in set B. Which of the following could be the number of members in set B that are not in set A ? Indicate all such numbers.

A. 53

B. 5

C. 13

D. 25

E. 50

答案：A B C D E

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4.

What is the area of triangle ABC shown above?

A. 18

B. 20

C. 12√3

D. 18√3

E. 36

答案：D

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5. Quantity A：the sum of the first 7 positive integers

Quantity B：7 times the median of the first 7 positive integers

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

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