SAT Subject Math Level 1 Practice Test 3

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Question 20 questions

Time 24 minutes

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1. If 2a + 3 = 6, the n

A.
B.
C. 1
D. 2
E. 3

2. In terms ofx, what is the average (arithmetic mean) of 4x - 2,x + 2, 2x + 3, and x + 1?

A. 2x - 1
B. 2x
C. 2x + 1
D. 2x + 4
E. 8x + 4

3. If 42x+2 = 64, the n x =

A.
B. 1
C.
D. 2
E.

4. What is the least positive integer that is divisible by both 2 and 5 and leaves a remainder of 2 when it is divided by 7?

A. 20
B. 30
C. 50
D. 65
E. 75

5.

In Figure above, the area of rectangle CDEF is twice the area of rectangleABCF. If CD = 2x + 2, what is the length of, in terms of x?

A. 2x + 3
B. 2x + 4
C. 3x + 1
D. 3x + 2
E. 3x + 3

6. If 2y2 + x - 4 = 0 and the n x =

A. 1
B. 2
C. 3
D. 4
E. 5

7. If a laser printer can print x pages per minute, how many minutes, in terms of x, would it take the laser printer to print a 100-pagedocument?

A. 100x
B. 100 - x
C. 100 + x
D.
E.

8. In the table, f(x) is a linear function. What is the value ofk?

xf(x)
0-4
1-1
22
3k
48

A. 3
B. 4
C. 5
D. 6
E. 7

9. Jackie uses30 percent of her monthly earnings for rent and 50 percent of the remaining amount for food and transportation. If she spends $525 for food and transportation, how much does she pay for rent?

A. $400
B. $450
C. $500
D. $550
E. $600

10.

In Figure above, If congruent right triangle s ABD and DCA share leg, the n x =

A. 90
B. 100
C. 110
D. 120
E. 130

11. If the n x =

A. 2.5
B. 3.0
C. 3.5
D. 4.0
E. 4.5

12. If the n 10 ↓ 3 ≈

A. 1.12
B. 1.69
C. 2.15
D. 2.71
E. 3.33

13. Which of the following ordered pairs is the solution to the equations 2y +x = 5 and -2y + x = 9?

A. (-7, -1)
B. (-1, 7)
C. (7, -1)
D. (-7, 1)
E. (1, 7)

14. What is the solution set for the equation |2x - 3| = 13?

A. {-8}
B. {-5}
C. {-5, -8}
D. {-5, 8}
E. {5, -8}

15.

A. 1
B. 6
C. 15
D. 30
E. 60

16.

In Figure above, the length ofis 3 times the length of. If B is the midpoint of, and the length ofis 5, what is the length of?

A. 10
B. 12.5
C. 13.5
D. 15
E. 17.5

17. Which of the following lines is parallel to y = -2x + 3 and has ay-intercept of 4?

A. y = -2x +4
B. y = -2x -4
C. y = 2x -4
D. y = 2x +4
E.

18.

In Figure above, the area of quadrilateral ABCD is

A. 32
B. 33
C. 34
D. 35
E. 36

19. If f(x) = x2 + x and the n f(g(3)) ≈

A. 1.73
B. 3.46
C. 4.73
D. 7.34
E. 12.00

20. At a certain software company, the cost, C, of developing and producing a computer software program is related to the number of copies produced, x, by the equation C = 30,000 + 2x. the company's total revenues, R, are related to the number of copies produced, x, by the equation R = 6x - 10,000. How many copies must the company produce so that the total revenue is equal to the cost?

A. 5,000
B. 6,000
C. 7,500
D. 9,000
E. 10,000