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1. |
Find the median for the set of data shown below. |
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A. |
6.8 |
B. |
8 |
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C. |
9.75 |
D. |
19 |
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Hint |
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2. |
The table shows the sales of athletic footwear for a recent year. Which measure of central tendency is the greatest? |
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A. |
none |
B. |
median |
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C. |
mode |
D. |
mean |
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Hint |
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3. |
Determine which equation represents a function. |
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A. |
x = 4 |
B. |
y = -2x + 1 |
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C. |
x = y2 - 1 |
D. |
 |
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Hint |
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4. |
What is the x-intercept of the graph below? |
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A. |
2 |
B. |
-3 |
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C. |
-2 |
D. |
3 |
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Hint |
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5. |
What is the difference between the highest and the lowest values? |
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A. |
84 |
B. |
100 |
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C. |
75 |
D. |
80 |
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Hint |
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6. |
In the figure, ABCD is a square. Which of the following is a valid conjecture about points A, B, C, and D? |
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A. |
AB = CD |
B. |
AB + CD = 12 |
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C. |
AB = BD |
D. |
None of the statements are valid conjectures. |
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Hint |
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7. |
Find the mean of the set {14, 16, 23, 9, 13, 31, 12, 28}. |
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A. |
18.25 |
B. |
19 |
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C. |
16.5 |
D. |
15 |
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Hint |
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8. |
If  bisects  which angle is congruent to |
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A. |
 |
B. |
 |
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C. |
 |
D. |
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Hint |
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9. |
Which values are a counterexample to the given statement?
If x × y = 0, then x must be 0. |
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A. |
x = 0, y = 1 |
B. |
x = -1, y = 1 |
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C. |
x = 5, y = 0 |
D. |
x = 0, y = 0 |
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Hint |
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10. |
Name the property illustrated by the equation 5 ·? (-2 – 7) = 5 ·? -2 – 5 ·? 7. |
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A. |
Commutative Property |
B. |
Distributive Property |
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C. |
Inverse Property |
D. |
Associative Property |
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Hint |
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11. |
Solve the equation 3y + 8 = 36. |
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A. |
20 |
B. |
 |
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C. |
 |
D. |
4 |
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Hint |
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12. |
The temperature in degrees Fahrenheit can be expressed by the function F(c) = 1.8c + 32 where c is the temperature in degrees Celsius. Find the temperature in degrees Fahrenheit (to the nearest degree) if it is 18° C outside. |
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A. |
42 |
B. |
212 |
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C. |
20 |
D. |
64 |
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Hint |
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13. |
Express the result in scientific notation.  |
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A. |
1.25 × 104 |
B. |
1.25 × 10-10 |
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C. |
1.25 × 1010 |
D. |
1.25 × 10-4 |
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Hint |
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14. |
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. |
mode, 146 |
B. |
median, 154 |
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C. |
mean, 152 |
D. |
mean, 178 |
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Hint |
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15. |
If A = {5, 6, 7, 8} and B = {8, 9}. what set notation means that 7 belongs to set A but not set B? |
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A. |
7 A, 7 B |
B. |
7 A, 7 B |
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C. |
7 = A, 7 B |
D. |
7A, 7 B |
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Hint |
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16. |
Which is a graph of whole numbers greater than 3? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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17. |
If a = –3 and b = 3, what is  |
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A. |
–27 |
B. |
27 |
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C. |
36 |
D. |
–81 |
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Hint |
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18. |
Solve  |
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A. |
 |
B. |
 |
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C. |
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D. |
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Hint |
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19. |
Find  |
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A. |
18° |
B. |
132° |
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C. |
9° |
D. |
66°° |
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Hint |
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20. |
If  which lines must be parallel? |
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A. |
 |
B. |
 |
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C. |
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D. |
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Hint |
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