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1. |
Find the value of 5 + 22 - 8 + 3. |
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A. |
4 |
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B. |
-4 |
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C. |
-2 |
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D. |
2 |
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Hint |
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2. |
An 18-foot ladder is placed 6 feet from the wall. Approximately how high does the ladder reach? |
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A. |
19 ft |
B. |
17.8 ft |
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C. |
12 ft |
D. |
17.0 ft |
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Hint |
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3. |
Name the property illustrated by (3c · 6)2 = 3c(6 · 2). |
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A. |
commutative property of addition |
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B. |
associative property of multiplication |
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C. |
associative property of addition |
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D. |
commutative property of multiplication |
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Hint |
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4. |
Solve  |
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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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5. |
Which statement is true about the graph shown below? |
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A. |
The domain is {-3, 2, 4}. |
B. |
The relation is not a function. |
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C. |
The range is {-3, -2, 0, 1}. |
D. |
The relation is a function. |
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Hint |
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6. |
Determine which equation represents a function. |
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A. |
x = 4 |
B. |
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C. |
y = -2x + 1 |
D. |
x = y2 - 1 |
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Hint |
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7. |
Describe the line that is graphed below. |
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A. |
passes through the point (3,-2) with a slope of  |
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B. |
passes through the point (3,2) with a slope of  |
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C. |
passes through the point (3,-2) with a slope of  |
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D. |
passes through the point (3,-2) with a slope of  |
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Hint |
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8. |
Find the slope-intercept form of an equation of the line that has a slope of and passes through (8,2). |
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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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9. |
Choose the graph of  |
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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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10. |
What is true about the system and  |
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A. |
The system has infinitely many solutions. |
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B. |
The system is consistent and dependent. |
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C. |
The system is consistent and independent. |
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D. |
The system is inconsistent. |
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Hint |
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11. |
Selena has 31 days to complete her quilt for the county fair. The blue squares in the quilt can be sewn at a rate of 4 squares per day, and the white squares at a rate of 7 squares per day. The quilt can have up to 96 squares total. The blue fabric b costs about $0.80 per square and the white fabric w costs about $1.20 per square. Selena wants to keep costs at a minimum. Write an inequality that expresses the total number of squares to be sewn. |
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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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12. |
Write x6 as a multiplication expression. |
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A. |
6 · 6 · 6 · 6 · 6 · 6 |
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B. |
x · x · x · x · x · x |
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C. |
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D. |
6x |
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Hint |
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13. |
Solve x = 34. |
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A. |
x = 27 |
B. |
x = 64 |
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C. |
x = 81 |
D. |
x = 12 |
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Hint |
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14. |
Evaluate | 5 (a – 2b) + 3 | if a = -3 and b = 7. |
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A. |
88 |
B. |
-85 |
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C. |
85 |
D. |
82 |
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Hint |
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15. |
Choose the line that has a slope of zero. |
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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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16. |
Write an equation in slope-intercept form for the line that has a slope of 2 and passes through (-4, -6). |
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A. |
y = 2x + 8 |
B. |
y = 2x + 2 |
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C. |
y = 2x - 2 |
D. |
y = 2x - 8 |
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Hint |
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17. |
The table shows the average heights (in centimeters) of females ages 1-14. If this trend continues, about how tall will an average fifteen-year-old female be? |
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A. |
160.3 cm |
B. |
163.7 cm |
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C. |
168.5 cm |
D. |
156.9 cm |
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Hint |
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18. |
Suppose a plant grows one inch every year. If x is how old the plant is (in years), and f (x) is how tall the plant is (in inches), what type of function is f (x)? |
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A. |
absolute value function |
B. |
step function |
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C. |
constant function |
D. |
identity function |
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Hint |
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19. |
Which of the following systems of equations is not consistent and independent? |
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A. |
y + 4x = 10 6y + 24x = 60 |
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B. |
7y + x = 9 3y + 9x = 4 |
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C. |
2y + 4x = 3 7y + 5x = 18 |
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D. |
–y – 5x = 1 4y + 3x = 8 |
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Hint |
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20. |
At a firm, there are three workers that are supposed to work a combined 110 hours per week. Worker 1 is supposed to work 5 hours more than worker 2, and worker 2 is supposed to work 15 hours more than worker 3. How long should each one work? |
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A. |
worker 1: 40worker 2: 45worker 3: 25 |
B. |
worker 1: 45worker 2: 40worker 3: 25 |
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C. |
worker 1: 45worker 2: 35worker 3: 30 |
D. |
worker 1: 42.5worker 2: 37.5worker 3: 30 |
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Hint |
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