# SAT Subject Math Level 1 Practice Test 7

### Test Information

20 questions

24 minutes

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1. Which of the following is an equation of a line that will never intersect with the line that has the equation y = 4x + 2?

A. y + 4x =3
B. 2y + 4x =2
C. y - 4x =-3
D. y + 4x =-2
E.

2. If the n (3 + i)(3 - i) =

A. 8
B. 9
C. 10
D. 9 - i
E. 9 + i

3. Figure8

In Figure8, which of the following must be true?

tany = tan r

cosx = sin s

A. I only
B. III only
C. I and II only
D. I and III only
E. I, II, and III

4. Figure9

Figure 9shows a semicircle that is the graph of the equationIf the semicircle is rotated 360° about the x-axis,what is the volume of the sphere that is created?

A. 6π
B. 12π
C. 18π
D. 24π
E. 36π

5. If f(x) = 2x andf(f(x)) = x + 1, the nx =

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

6. Figure10

In Figure10, If 1 ||2, x =

A. 15
B. 25
C. 30
D. 35
E. 40

7. Sally is interested in buying a car. If she has a choice of 3 colors (red, green,or blue), 2 body types (two or four doors), and 3 engine types (four,six, or eight cylinders), how many dIf ferent models can she choose from?

A. 6
B. 8
C. 12
D. 16
E. 18

8. Which of the following is the solution set for | 2x | < 4 and |x - 2 | < 2?

A. -2 < x <0
B. -2 < x <2
C. 0 < x < 2
D. 0 < x < 4
E. 2 < x < 4

9. If whenf(x) is divided by 3x + 1, the quotient isx2 - x + 3 and the remainder is 2, the nf(x) =

A. 3x3 - 2x2 - 8x +3
B. 3x3 - 2x2 + 8x +5
C. 3x3 + 4x2 + 8x +1
D. 3x3 - 4x2 + 8x -1
E. 3x3 - 4x2 + 8x -3

10. Figure11

Figure 11shows an equilateral triangle with two of its vertices on sides of a square and its third vertex on a vertex of the square. What is the value of y - x?

A. 45
B. 60
C. 75
D. 90
E. It cannot be determinedfrom the information given.

11. "If x is a member of set S, the n x is not a member of set T," is logically equivalent to which of the following ?

If x is a member of set T, the n x is not a member of set S.

If x is not a member of set T, the n x is a member of set S.

If x is not a member of set S, the n x is a member of set T.

A. I only
B. II only
C. III only
D. I and II
E. II and III

12. Figure12

In Figure12, If triangle ABC is an isosceles triangle of perimeter 20,what is the approximate area of the circle with center O?

A. 26.83
B. 33.65
C. 44.17
D. 57.33
E. 229.34

13. If Pis a point on the line y = 2x in the first quadrant, and the distance from the origin to point P is 5, what are the approximate coordinates of point P?

A. (2.24, 4.47)
B. (3.00, 6.00)
C. (4.00, 8.00)
D. (4.47, 2.24)
E. (4.72, 2.36)

14.

In Figure above, circle O has diameterof length 8. If smaller circle P is tangent to diameterat point O and is also tangent to circle O, what is the approximate area of the shaded region?

A. 3.14
B. 6.28
C. 9.42
D. 12.57
E. 25.13

15. On a number line, the coordinate of point A is 0, and the coordinate of pointB is 6. If point P is located on the number line so that the distance from P to A is twice the distance fromP to B, which of the following could be the coordinate of point P?

A. 2 only
B. 4 only
C. 2 or 4
D. 4 or 12
E. 12 only

16. How many dIf ferent-sized rectangular solids with a volume of 32 cubic units are the re such that each dimension has an integer value?

A. 4
B. 5
C. 6
D. 10
E. 12

17. If the roots of the equation 2x2 + k = 8x are real, which of the following expresses all the possible values fork?

A. k ≤ 8
B. k ≥ 8
C. k ≥ 4
D. k ≤ -8
E. k ≥ -8

18. For what values of x is x2 + 6 < 5x?

A. 2 < x < 3
B. -2 < x <3
C. -3 < x <-2
D. -2 < x orx > 3
E. -3 < x orx > 2

19. In a cube with edge length 2, the distance from the center of one face to a vertex of the opposite face is

A. 2.00
B. 2.24
C. 2.45
D. 2.65
E. 2.83

20. A certain stock begins the week trading atper share. If the average gain for the next four days isby how much should the price of the stock increase during Friday so that the total gain for the stock during the entire five days is 5percent?

A.
B.
C.
D.
E.

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