Shorter GRE Math 모의테스트 7 (2023년 중국후기) – 문제와 정답

 

 

 

 

알림1: 모의테스트 7은 2023년 중국 GRE 후기에서 엄선된 후 실제 Math 시험의 첫 번째 section과 똑 같은 순서로 배치됐습니다. 즉,

 

1~4번: 수량 비교 문제

5번: 쉬운 연산 문제

6~8번: 데이터 분석 문제

9번: 대수학, 기하학, 확률 문제

10번: 주관식 문제

11번~12번: 연산, 대수학, 기하학, 확률 문제

 

알림2: 수량 비교 4문제 푸는데 6분, 데이터 분석 3문제 푸는데 6분, 나머지 5문제 푸는데 9분을 배분하면 됩니다.

 

 

1. S is the sum of 50 different numbers of the form  , where n takes on positive integer values.

 

Quantity A

     S

 

Quantity B

     51

 

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.

 

 

 

 

 

2. The average (arithmetic mean) of the 11 values in list S is 23, and the average of the 14 values in list T is 28.

 

Quantity A

The average of the 25 values in S and T combined

 

Quantity B

   25.8

 

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.

 

 

 

 

 

3.

 

Each of the three nonoverlapping regions in the Venn diagram of sets P and Q is labeled with the number of elements in the subset that the region represents. There are twice as many elements in Q as in P.

 

Quantity A

     x

 

Quantity B

    24

 

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.

 

 

 

 

4.

Q is the center of both circles and QA=  QX.

 

Quantity A

The length of arc ABC

 

Quantity B

The length of arc XYZ

 

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.

 

  

 

 

 

5. Which of the following is equivalent to ?

 

   A. 

 

   B.
 

   C.

 

   D. 

 

   E. 

 

 

          

 

 

 

 

 

6. In Country P the percent spent on outdoor advertising in 2012 was one-half of the corresponding percent spent in 2013. Which of the following is closest to the amount spent on outdoor advertising in Country P in 2012?

 

     A. $18 million

     B. $19 million

     C. $36 million

     D. $37 million

     E. $38 million

 

 

 

 

 

 

7. For which of the six regions of Country P was the amount spent on advertising in 2012 greater than the amount spent on advertising in 2013?

 

   Indicate all such regions

 

      A. A       B. B       C. C       D. D       E. E       F. F

 

  Select one or more answer choices.

 

 

 

 

 

 

8. Of the regions of Country P that had a positive percent change in the amount spent on advertising from 2012 to 2013, which had the least percent change?

 

      A. A       B. B       C. C       D. D       E. F

 

 

 

 

 

9.

 

What is the area of the shaded region in the rectangular coordinate system above?

 

      A. 36       B. 38       C. 39       D. 46       E. 61

 

 

 

 

 

10. A deposit of $3,000 was made into an account that earned interest at the annual rate of r percent, compounded annually, where r is a constant. The interest was paid into the account, and there were no other deposits to or withdrawals from the account. At the end of the first year, the amount in the account, including interest, was $3,090. The amount of interest earned for the second year was what fraction of the total amount of deposit and interest？(Round off each decimal point in the denominator and numerator.)

 

                    ________________

 

 

 

 

 

11.

 

Value	Frequency
1.1	k
1.5	20
1.9	n

 

 

The table shows the frequency distribution of the values observed during an experiment. If k+n=60, where k and n are positive integers, which of the following statements must be true?

 

  Indicate all such statements.

 

     A. The average(arithmetic mean) of the distribution is 1.5.

     B. The median of the distribution is 1.5.

     C. The range of the distribution is 0.8.

 

  Select one or more answer choices.

 

 

 

 

 

12. A certain cash machine contains only $5 bills and $10 bills. The total value of the bills in the machine is $1,525. If 1/4 of the bills in the machine are $10 bills, how many $5 bills are in the machine?

 

      A. 230       B. 224       C. 216       D. 196       E. 183

 

 

 

 

 

 

 

 

 

 

 

Shorter GRE Math 모의테스트 7 답지

 

1. D	2. C	3. C	4. C	5. E
6. A	7. EF	8. D	9. C	10. 31/1061
11. C	12. E

 

 

 

 

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