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1. |
Graph {-3, 3}. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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2. |
Find the upper quartile of {2, 5, 13, 21, 29}. |
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A. |
13 |
B. |
25 |
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C. |
29 |
D. |
3.5 |
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Hint |
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3. |
Use elimination to solve the system given below.
4x + 3y = -20
x + 3y = 4 |
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A. |
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B. |
(-8, 4) |
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C. |
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D. |
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Hint |
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4. |
Simplify (4y4)3. |
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A. |
12y3 |
B. |
64y12 |
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C. |
12y12 |
D. |
64y64 |
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Hint |
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5. |
Find  . |
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A. |
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B. |
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C. |
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D. |
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Hint |
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6. |
Find  . |
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A. |
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B. |
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C. |
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D. |
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Hint |
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7. |
Evaluate 171 ÷ 32 + 4. |
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A. |
61 |
B. |
123 |
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C. |
3,253 |
D. |
23 |
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Hint |
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8. |
Find the solution set for 16 + b  40
if the replacement set is {22, 23, 24, 25}. |
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A. |
{22, 23, 24} |
B. |
{24, 25} |
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C. |
{24} |
D. |
{23, 24, 25} |
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Hint |
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9. |
Name the property demonstrated by 15 × 1 = 15. |
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A. |
Multiplicative Identity |
B. |
Multiplicative Inverse |
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C. |
Reflexive Property |
D. |
Transitive Property |
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Hint |
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10. |
What is the probability of rolling a number greater than 6 on a number cube? |
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A. |
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B. |
1 |
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C. |
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D. |
0 |
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Hint |
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11. |
Andre mows lawns as a summer job. On average, he can mow 3 lawns in 2 hours and 15 minutes. At this rate, how long would it take Andre to mow 5 lawns? |
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A. |
4 hours and 15 minutes |
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B. |
3 hours and 58 minutes |
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C. |
3 hours and 45 minutes |
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D. |
3 hours and 30 minutes |
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Hint |
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12. |
A chemistry experiment calls for a 25% solution of copper sulfate. Juanita has 20 milliliters of 15% solution. How many milliliters of 35% solution should she add to obtain the required 25% solution? |
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A. |
15 milliliters |
B. |
17 milliliters |
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C. |
23 milliliters |
D. |
20 milliliters |
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Hint |
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13. |
Name the ordered pair for point A. |
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A. |
(-3, -4) |
B. |
(-4, -4) |
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C. |
(-4, -3) |
D. |
(4, 3) |
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Hint |
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14. |
Triangle QRS has vertices Q(5, 3), R(3, 7), and S(1, 2). Find the coordinates of the image of triangle QRS after it is rotated 90° counterclockwise about the origin. |
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A. |
Q´(-3, -5), R´(-7, -3), S´(-2, -1) |
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B. |
Q´(5, -3), R´(3, -7), S´(1, -2) |
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C. |
Q´(-5, -3), R´(-3, -7), S´(-1, -2) |
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D. |
Q´(-3, 5), R´(-7, 3), S´(-2, 1) |
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Hint |
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15. |
Use substitution to solve the system of equations given by y = 2x and 5x + y = 7. |
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A. |
(1, 2) |
B. |
(-1, -2) |
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C. |
(-2, -5) |
D. |
(2, 5) |
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Hint |
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16. |
A histogram is a graph in which the data are organized into equal _______. |
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A. |
intervals |
B. |
bars |
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C. |
elements |
D. |
tallies |
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Hint |
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17. |
A composition teacher needs to choose 10 students out of 15 to serve as rough draft reviewers. A group of 10 seniors, 3 juniors, and 2 sophomores have volunteered. How many different ways can the teacher choose 10 students? |
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A. |
36,036 |
B. |
3,003 |
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C. |
360,360 |
D. |
133,133 |
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Hint |
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18. |
A sociology teacher asked her students how many siblings they have. The results of the survey are shown in the table. Find the probability that a randomly chosen student has less than four siblings. |
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A. |
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B. |
1 |
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C. |
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D. |
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Hint |
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19. |
What is the constant of variation if y varies inversely as x, and x = 4.3 when y = 2.15? |
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A. |
9.245 |
B. |
0.108 |
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C. |
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D. |
2 |
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Hint |
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20. |
Juan and Sam have to complete 4 home repair jobs this week. If Juan works by himself, he can do the repairs in 7 days. With Sam helping him, they completed them in 3 days. How long would it take Sam to complete the repairs alone? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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