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1. |
Evaluate a - b2 if a = 4 and b = 3. |
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A. |
13 |
B. |
1 |
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C. |
-5 |
D. |
-13 |
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Hint |
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2. |
Simplify 3(2a + b) + 6(a - 2b). |
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A. |
12a + b |
B. |
12a + 9b |
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C. |
12a - 9b |
D. |
12a + 15b |
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Hint |
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3. |
Evaluate 1.5 + |2x - 4| if x = -3. |
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A. |
-11.5 |
B. |
3.5 |
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C. |
11.5 |
D. |
-0.5 |
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Hint |
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4. |
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. |
71.25°F |
B. |
111°F |
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C. |
63°F |
D. |
33°F |
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Hint |
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5. |
The table below shows the land-speed records to the nearest mile per hour. Draw a scatter plot for the data and use it to predict the approximate land-speed record for the year 2005. Assume the rate of increase of speed records remains the same. |
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A. |
700 mph |
B. |
980 mph |
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C. |
830 mph |
D. |
600 mph |
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Hint |
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6. |
Choose the graph of f(x) = |x| - 2. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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7. |
Solve the system of equations by using the elimination method. 
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A. |
(12, -2) |
B. |
(4, 2) |
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C. |
(34, -13) |
D. |
(2, 3) |
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Hint |
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8. |
Solve the system of inequalities by graphing. 
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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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9. |
Which coordinates are not of the vertices of the feasible region for the system of inequalities? 
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A. |
(0, 6) |
B. |
(2, 4) |
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C. |
(5, 4) |
D. |
(5, 1) |
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Hint |
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10. |
Josh has 40 minutes to complete a government exam. There are 15 multiple-choice questions worth 3 points each. There are also 5 short-answer questions worth 11 points each. It takes about 2 minutes for Josh to answer the multiple-choice questions m and about 8 minutes to complete the short-answer questions s. Which inequality is not part of the system of inequalities that represents the problem? |
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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. |
A baker earns 15¢ profit per glazed doughnut g, and 40¢ profit per jelly doughnut j. If a customer wants to buy no more than a dozen doughnuts and wants to try at least one of each kind, what is the maximum profit the baker can earn? |
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A. |
$4.55 |
B. |
$3.30 |
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C. |
$4.80 |
D. |
$1.80 |
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Hint |
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12. |
Choose the line whose slope is undefined. |
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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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13. |
Evaluate  if a = 2, b = 4, and c = -1. |
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A. |
-14 |
B. |
2.4 |
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C. |
7 |
D. |
1 |
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Hint |
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14. |
Name the property illustrated by the equation 5 ·? (-2 – 7) = 5 ·? -2 – 5 ·? 7. |
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A. |
Inverse Property |
B. |
Associative Property |
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C. |
Distributive Property |
D. |
Commutative Property |
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Hint |
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15. |
Identify the multiplicative inverse of 2.5. |
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A. |
0.4 |
B. |
0.5 |
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C. |
5.2 |
D. |
0.25 |
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Hint |
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16. |
Graph the relation represented by y = x2 – x + 1. |
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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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17. |
Graph the line through (2, 3) that is perpendicular to the line with equation 2x + 5y = 1. |
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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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18. |
A line of fit is drawn on a scatter plot showing the number of pets owned by automobile owners and the number of miles driven each month. What would probably be the best description of the slope of this line? |
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A. |
negative |
B. |
undefined |
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C. |
zero |
D. |
positive |
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Hint |
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19. |
Which is true for the following system of equations?
3x -  y = 1
x + 2y = 7. |
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A. |
cannot be determined from information given |
B. |
y < x |
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C. |
y = x |
D. |
y > x |
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Hint |
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20. |
What are the solutions to the system y + 2x – 5z = 4, –2y – 4x + 10z = 8, 3y + x – 3z = 5? |
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A. |
(2, 2, 1) |
B. |
(2, 2, –2) |
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C. |
no solution |
D. |
infinite |
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Hint |
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