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1. |
Find the mode for the stem-and-leaf plot shown below. |
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A. |
59 |
B. |
25 |
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C. |
52 |
D. |
53 |
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Hint |
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2. |
Solve 18 + a = 36. |
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A. |
-18 |
B. |
54 |
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C. |
18 |
D. |
-2 |
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Hint |
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3. |
Which statement is true about the graph shown below? |
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A. |
The relation is a function. |
B. |
The domain is {-3, 2, 4}. |
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C. |
The relation is not a function. |
D. |
The range is {-3, -2, 0, 1}. |
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Hint |
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4. |
Which equation is graphed below? |
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A. |
3x - y = -6 |
B. |
3x + y = 6 |
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C. |
x - 3y = -6 |
D. |
x + 3y = 6 |
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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. |
25 |
B. |
14 |
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C. |
12 |
D. |
13 |
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Hint |
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6. |
Solve  |
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A. |
a = 5 |
B. |
a = 19 |
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C. |
a = 29 |
D. |
a = -6 |
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Hint |
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7. |
Find the mode of {325, 100, 115, 621, 325, 325, 100}. |
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A. |
100 |
B. |
273 |
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C. |
325 |
D. |
115 |
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Hint |
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8. |
Solve  |
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A. |
a = -90 |
B. |
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C. |
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D. |
a = 90 |
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Hint |
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9. |
Find the domain of the relation shown in the graph. |
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A. |
{-2, -1, 1, 2, 3, 5} |
B. |
{-3, -2, -1, 0, 1, 3} |
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C. |
{-3, -2, -1, 0, 1, 2, 3, 5} |
D. |
{0, 1, 2, 3} |
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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. |
11 |
B. |
-12.2 |
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C. |
19.8 |
D. |
51.8 |
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Hint |
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11. |
In the set of data
{113, 146, 146, 154, 157, 170, 181},
which measure of central tendency has the highest value? What is the value? |
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A. |
median, 154 |
B. |
mean, 178 |
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C. |
mode, 146 |
D. |
mean, 152 |
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Hint |
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12. |
Find the next four terms of the sequence 16, 24, 32….? |
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A. |
32, 40, 48, 56 |
B. |
48, 56, 64, 72 |
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C. |
42, 50, 58, 66 |
D. |
40, 48, 56, 64 |
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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. |
54, 82, 108 |
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C. |
81, 108, 324 |
D. |
243, 729, 2187 |
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Hint |
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14. |
Solve 3.6 = 2.5 + x. |
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A. |
1.4 |
B. |
6.1 |
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C. |
1.1 |
D. |
9 |
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Hint |
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15. |
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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16. |
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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17. |
What is the mean of the set {4, 7, 3, 8, 2, 6, 5, 8, 3, 2}? Round to the nearest tenth. |
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A. |
3 and 2 |
B. |
6 |
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C. |
4.5 |
D. |
4.8 |
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Hint |
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18. |
What appears to happen in the graph? |
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A. |
Production increased each month. |
B. |
Production has decreased slightly. |
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C. |
Production dropped in half each month. |
D. |
Production has doubled each month. |
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Hint |
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