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1. |
The values in the graph below are _______ |
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A. |
irrational numbers. |
B. |
natural numbers. |
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C. |
integers. |
D. |
rational numbers. |
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Hint |
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2. |
The line plot shows the lengths in feet of a group of adult seals. What is the mean length to the nearest tenth? |
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A. |
7.3 ft |
B. |
7.0 ft |
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C. |
6.5 ft |
D. |
6.9 ft |
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Hint |
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3. |
The temperature f(x) of water in a lake in degrees Fahrenheit is estimated by the function shown below, where x is the depth in feet of the water. What would be the temperature of water 30 feet below the surface? |
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A. |
33°F |
B. |
71.25°F |
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C. |
111°F |
D. |
63°F |
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Hint |
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4. |
The equations y = -0.38x + 56.6 and y = 0.38x + 43.4 represent the percent of men and women, respectively, receiving bachelor's degrees, where x is the number of years since 1968. In approximately what year did the same percent of men and women receive bachelor's degrees? |
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A. |
1995 |
B. |
1980 |
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C. |
1985 |
D. |
1990 |
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Hint |
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5. |
What is the solution of the system of inequalities? 
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A. |
region 3 |
B. |
region 2 |
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C. |
region 1 |
D. |
region 4 |
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Hint |
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6. |
Solve the system of inequalities by graphing. 
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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. |
Simplify (4r - s) - (r + 2s) + (3r - s). |
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A. |
3r - 2s |
B. |
6r - 4s |
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C. |
6r - 3s |
D. |
8r |
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Hint |
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8. |
Factor 8a4b - 3ab2c. |
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A. |
ab(8a3 - 3bc) |
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B. |
8ab(a2 - 3bc) |
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C. |
abc(8a3 - 3b) |
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D. |
a2b(8a2 - 3bc) |
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Hint |
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9. |
Find the quotient (-100) ÷ (-25). |
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A. |
4 |
B. |
75 |
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C. |
-4 |
D. |
-125 |
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Hint |
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10. |
Find the probability of Lose a Turn for the spinner shown. |
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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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11. |
Find the coordinates of the vertex of the graph of the equation
y = -3x2 - 12x - 5. |
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A. |
(-4, -5) |
B. |
(1, -20) |
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C. |
(-2, 7) |
D. |
(2, -41) |
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Hint |
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12. |
What is the equation of the graph shown? |
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A. |
f(x) = -2x2 + 2x + 1 |
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B. |
f(x) = -2x2 + 2x - 1 |
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C. |
f(x) = 2x2 + 2x + 1 |
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D. |
f(x) = 2x2 - 2x + 1 |
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Hint |
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13. |
 ABC  XYZ.
If BM = 5, YZ = 4, and XY = 8, then AB = ______. |
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A. |
17 |
B. |
20 |
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C. |
10 |
D. |
40 |
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Hint |
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14. |
The circle graph shows the percent of Ms. Jackson's students who earned an ''A'' for each of the four grading periods during a school year. If Ms. Jackson taught 150 total students, how many students earned an ''A'' during the fourth quarter? |
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A. |
60 |
B. |
27 |
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C. |
48 |
D. |
15 |
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Hint |
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15. |
A dilation with center C produced quadrilateral RSTV. What is the scale factor? |
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A. |
2 |
B. |
12 |
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C. |
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D. |
9 |
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Hint |
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16. |
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. |
64 |
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C. |
212 |
D. |
20 |
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Hint |
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17. |
Simplify  |
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A. |
27x3ny6 |
B. |
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C. |
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D. |
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Hint |
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18. |
Which measure of variation does not depend on the mean? |
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A. |
range |
B. |
mode |
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C. |
variance |
D. |
standard deviation |
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Hint |
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19. |
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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20. |
Complete. 7 qt = ______ c |
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A. |
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B. |
32 |
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C. |
28 |
D. |
14 |
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Hint |
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