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1. |
Which interval has the most values? |
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 |
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A. |
60-70 |
B. |
70-80 |
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C. |
90-100 |
D. |
10-20 |
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Hint |
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2. |
State the additive inverse of -32. |
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A. |
-32 |
B. |
0 |
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C. |
32 |
D. |
1 |
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Hint |
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3. |
Find two consecutive integers whose sum is -13. |
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A. |
-12, -1 |
B. |
-6, -7 |
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C. |
-5, -8 |
D. |
-5.5, -7.5 |
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Hint |
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4. |
Factor 2x2 + 4x – 3. |
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A. |
prime |
B. |
(2x – 3)(x + 1) |
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C. |
(2x + 3)(x – 1) |
D. |
(2x – 1)(x + 3) |
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Hint |
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5. |
 |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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6. |
Evaluate 4(6) + 7(5 – 3). |
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A. |
10 |
B. |
80 |
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C. |
118 |
D. |
38 |
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Hint |
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7. |
Identify the conclusion in the following statement: If 13b + 12 = 77, then b = 5. |
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A. |
b = 5 |
B. |
13b + 12 |
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C. |
13b + 12 = 17 |
D. |
b |
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Hint |
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8. |
Identify the coordinates of point B. |
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A. |
(5, 2) |
B. |
(2, 5) |
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C. |
(2, 1) |
D. |
(6, 4) |
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Hint |
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9. |
Solve t – 32 = 96. |
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A. |
t = -128 |
B. |
t = 128 |
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C. |
t = -64 |
D. |
t = 64 |
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Hint |
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10. |
Identify the transformation. |
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 |
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A. |
Translation |
B. |
Dilation |
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C. |
Reflection |
D. |
Rotation |
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Hint |
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11. |
Which scatter plot shows that x and y have a positive correlation? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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12. |
Solve  |
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A. |
{x| 1 < x < 14} |
B. |
{x| -14 < x < -1} |
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C. |
{x| -14 < x < 1} |
D. |
{x| -1 < x < 14} |
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Hint |
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13. |
A long distance phone company has a monthly fee of $7.95 and charges a rate of $0.05 per minute. Another long distance company has a monthly fee of $9.95 and charges a rate of $0.03 per minute. At how many minutes would the two companies have equal charges? |
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A. |
150 minutes |
B. |
50 minutes |
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C. |
They will never have the same charges. |
D. |
100 minutes |
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Hint |
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14. |
Use elimination to solve the system of equations given by 3x + 4y = 5 and 21x + 28y = 35. |
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A. |
 |
B. |
infinitely many solutions |
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C. |
no solution |
D. |
 |
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Hint |
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15. |
Suppose that the base of a triangle is 3xy and its height is also 3xy. What is its area, expressed as a monomial? |
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A. |
 |
B. |
x4 |
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C. |
6x2y2 |
D. |
 |
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Hint |
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16. |
The length of one side of a square is x + 4. What is the area? |
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A. |
2x + 8 |
B. |
x2 + 8x + 16 |
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C. |
x2 + 8x + 8 |
D. |
x2 + 4x + 16 |
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Hint |
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17. |
Find the product (4n + 3)(4n – 3). |
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A. |
16n2 – 9 |
B. |
16n2 – 24n – 9 |
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C. |
16n2 + 24n – 9 |
D. |
16n2 + 9 |
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Hint |
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18. |
Determine whether the sequence 3, 12, 48, 192 is geometric. If so, find its common ratio. |
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A. |
geometric, r = 3 |
B. |
geometric, r = 9 |
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C. |
not geometric |
D. |
geometric, r = 4 |
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Hint |
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19. |
Which of the following expressions is not equal to  ? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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20. |
Find  . |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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