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1. |
Evaluate  if t = 8, u = -2, and v = 5. |
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A. |
0.56 |
B. |
2.8 |
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C. |
0.08 |
D. |
0.2 |
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Hint |
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2. |
Name the sets of numbers to which the value of -16 ÷ 50 belongs. |
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A. |
reals (R), irrationals (I) |
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B. |
reals (R), rationals (Q), integers (Z), whole numbers (W) |
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C. |
reals (R), rationals (Q) |
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D. |
reals (R), rationals (Q), integers (Z) |
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Hint |
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3. |
Name the property illustrated by the statement below.
If 5n = 15, then 15 = 5n. |
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A. |
substitution property of equality |
B. |
transitive property of equality |
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C. |
reflexive property of equality |
D. |
symmetric property of equality |
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Hint |
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4. |
Solve 3 < 2t - 1 < 15. |
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A. |
{t | 4 < t < 16} |
B. |
{t | 2 < t < 8} |
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C. |
{t | 2 < t < 16} |
D. |
{t | 3 < t < 8} |
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Hint |
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5. |
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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6. |
Find the y-intercept of the graph of 2x - 5y = 10. |
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A. |
0 |
B. |
-2 |
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C. |
5 |
D. |
2 |
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Hint |
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7. |
If g(x) = |x + 3|, find g(-7). |
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A. |
4 |
B. |
10 |
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C. |
-7 |
D. |
-4 |
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Hint |
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8. |
Choose the graph of f(x) = |x| - 2. |
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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. |
Choose the graph of 3y - 2x > 6. |
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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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10. |
What is the first step in solving the system of equations using the elimination method? 
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A. |
Solve the first equation for x. |
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B. |
Add the equations. |
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C. |
Subtract the second equation from the first equation. |
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D. |
Multiply the second equation by 2. |
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Hint |
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11. |
Solve the system of equations by using substitution. 
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A. |
(5, 11) |
B. |
(1, 3) |
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C. |
(3, 7) |
D. |
(4, 9) |
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Hint |
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12. |
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. |
$1.80 |
B. |
$3.30 |
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C. |
$4.55 |
D. |
$4.80 |
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Hint |
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13. |
Identify the multiplicative inverse of 2.5. |
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A. |
0.4 |
B. |
5.2 |
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C. |
0.5 |
D. |
0.25 |
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Hint |
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14. |
Solve the equation x – 82 = 143 |
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A. |
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B. |
61 |
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C. |
225 |
D. |
-61 |
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Hint |
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15. |
Solve x + 7 < 5 or x + 6 > 9. |
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A. |
{x | x > -2 or x < 3} |
B. |
{x | -2 > x > 3} |
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C. |
{x | -2 < x < 3} |
D. |
{x | x < -2 or x > 3} |
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Hint |
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16. |
Solve the inequality | 5x + 2 |  12. |
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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. |
Consider the function f (x) = -2(x + 8). Is this function a linear function? Why or why not? |
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A. |
No, the function cannot be written in the form f (x) = mx + b. |
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B. |
Yes, the coefficient of x is not zero. |
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C. |
No, f is not a function. |
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D. |
Yes, the function can be written in the form f (x) = mx + b. |
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Hint |
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18. |
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. |
51.8 |
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C. |
11 |
D. |
-12.2 |
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Hint |
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19. |
What is the y-intercept of the graph of the line with equation  |
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A. |
7 |
B. |
-7 |
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C. |
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D. |
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Hint |
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20. |
When finding the equation for a line of fit for a scatter plot, you should use __________. |
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A. |
the first and last points on the plot, with respect to the horizontal |
B. |
the point most characteristic of the scatter plot |
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C. |
all of the points on the plot |
D. |
two points that you think represent the data well |
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Hint |
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