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1. |
Solve 18 + a = 36. |
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A. |
-2 |
B. |
-18 |
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C. |
18 |
D. |
54 |
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Hint |
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2. |
Which statement is true about the graph shown below? |
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A. |
The relation is a function. |
B. |
The relation is not a function. |
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C. |
The domain is {-3, 2, 4}. |
D. |
The range is {-3, -2, 0, 1}. |
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Hint |
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3. |
Determine which equation represents a function. |
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A. |
y = -2x + 1 |
B. |
x = 4 |
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C. |
x = y2 - 1 |
D. |
 |
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Hint |
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4. |
What is the difference between the highest and the lowest values? |
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A. |
75 |
B. |
100 |
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C. |
84 |
D. |
80 |
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Hint |
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5. |
Based on the line plot, how many students scored below 70? |
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A. |
14 |
B. |
13 |
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C. |
25 |
D. |
12 |
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Hint |
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6. |
Solve  |
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A. |
n =  |
B. |
n =  |
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C. |
n = 2 |
D. |
n = 9 |
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Hint |
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7. |
Solve the equation  |
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A. |
a =  |
B. |
a = 5 |
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C. |
a =  |
D. |
a = 0 |
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Hint |
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8. |
Find the median of {55, 21, 47.4, 69, 71}. |
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A. |
55 |
B. |
21 |
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C. |
47.4 |
D. |
71 |
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Hint |
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9. |
Solve 6z > 39. |
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A. |
{z | z < 234} |
B. |
 |
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C. |
{z | z > 234} |
D. |
 |
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Hint |
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10. |
Consider the formula F(c) = 1.8c + 32, where c is the temperature in degrees Celsius and F(c) is the temperature in degrees Fahrenheit. If it is 0° C at the beginning of the day, and it is 11° C at noon, what was the change in temperature in degrees Fahrenheit? |
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A. |
19.8 |
B. |
11 |
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C. |
51.8 |
D. |
-12.2 |
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Hint |
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11. |
Which measure of variation does not depend on the mean? |
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A. |
standard deviation |
B. |
mode |
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C. |
range |
D. |
variance |
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Hint |
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12. |
What is the rule relating each term in the sequence 1, –1, –3, –5…? |
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A. |
Divide by  |
B. |
Add 3 |
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C. |
Subtract 2 |
D. |
Subtract 1 |
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Hint |
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13. |
What are the next 3 terms in the sequence 1, 3, 9, 27…? |
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A. |
81, 243, 729 |
B. |
243, 729, 2187 |
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C. |
54, 82, 108 |
D. |
81, 108, 324 |
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Hint |
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14. |
Given  find  |
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A. |
12 |
B. |
10 |
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C. |
–12 |
D. |
–14 |
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Hint |
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15. |
Solve  |
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A. |
–25 |
B. |
–7 |
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C. |
7 |
D. |
–21 |
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Hint |
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16. |
Solve x + 7 > 13. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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17. |
How could the graph be changed so it is not misleading? |
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A. |
Diameters of the cans should be the same. |
B. |
Color should be added. |
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C. |
Change the graph from vertical to horizontal. |
D. |
The scale should start at 0. |
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Hint |
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18. |
What appears to happen in the graph? |
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A. |
Production has doubled each month. |
B. |
Production dropped in half each month. |
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C. |
Production increased each month. |
D. |
Production has decreased slightly. |
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Hint |
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