SAT考试数学练习题第六套 SAT problem solving practice test 6
1. Which of the following can be used to illustrate that not all prime numbers are odd?
A. 1
B. 2
C. 3
D. 4
E. 5
2. What is the greatest of 3 consecutive integers whose sum is 24 ?
A. 6
B. 7
C. 8
D. 9
E. 10
3. Considering the positions on the number line above, which of the following could be a value for x?
A. 5/3
B. 3/5
C. -2/5
D. -5/2
E. none
4. A piece of ribbon 4 yards long is used to make bows requiring 15 inches of ribbon for each. What is the maximum number of bows that can be made?
A. 8
B. 9
C. 10
D. 11
E. 12
5. How many numbers between 200 and 400 begin or end with 3 ?
A. 20
B. 60
C. 100
D. 110
E. 120
6. If f(3) = 15 and f(5) = 45, which of the following could be f(x)?
A. 4x + 3
B. 2x² – 2x
C. 2x² - x
D. 2x² - 5
E. 5x²
7. PQRS is a parallelogram and ST = TR. What is the ratio of the area of triangle QST to the area of the parallelogram?
A. 1 : 2
B. 1 : 3
C. 1 : 4
D. 1 : 5
E. it cannot be determined
8. A picture is copied onto a sheet of paper 8.5 inches by 10 inches. A 1.5 inch margin is left all around. What area in square inches does the picture cover?
A. 76
B. 65
C. 59.5
D. 49
E. 38.5
9. The table shows the results of a poll which asked drivers how many accidents they had had over the previous 5 years. What is the median number of accidents per driver?
A. 0.5
B. 1
C. 1.5
D. 2
E. 4
10. If V = 12R / (r + R) , then R =
A. Vr / (12 - V)
B. Vr + V /12
C. Vr - 12
D. V / r - 12
E. V (r + 1) /12