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1. |
Simplify 3 + 2(xy+ 3z) + 4xy. |
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A. |
5xy + 3z + 3 |
B. |
6xy + 6z + 3 |
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C. |
6xy + 3z + 3 |
D. |
9xy + 15z |
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Hint |
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2. |
Solve  |
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A. |
n = 2 |
B. |
n = 9 |
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C. |
n =  |
D. |
n =  |
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Hint |
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3. |
Find the final price of a $78 dress that is on sale for 25% off and has a tax of 5.5%. |
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A. |
$61.72 |
B. |
$56.25 |
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C. |
$92.14 |
D. |
$82.29 |
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Hint |
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4. |
What is the probability of selecting a red or yellow marble from a bag that contains 20 red marbles, 15 yellow marbles, and 35 green marbles? |
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A. |
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B. |
1:1 |
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C. |
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D. |
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Hint |
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5. |
Write the standard form of an equation of the line that passes through
(-2, 5) and has an undefined slope. |
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A. |
x = -2 |
B. |
x - y = 3 |
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C. |
-2x + 5y = 0 |
D. |
y = 5 |
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Hint |
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6. |
Write an equation in slope-intercept form of a line with a slope of  and a y-intercept of -2. |
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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. |
Graph the system of equations to determine whether it has no solution, infinitely many solutions, or one solution. If the system has one solution, name it.
2x - y = 4
x + 2 y = 2 |
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A. |
one solution at (2, 0) |
B. |
one solution at (0, 2) |
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C. |
no solution |
D. |
infinitely many solutions |
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Hint |
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8. |
Brenda and Amparo left their homes for their morning runs at the same time. Brenda can run a 10-minute mile and Amparo can run a 12-minute mile. Combined, they ran 15 miles in a total of 2 hours and 42 minutes (162 minutes). How many miles did each woman run? |
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A. |
Brenda ran 11 miles; Amparo ran 4 miles. |
B. |
Brenda ran 10 miles; Amparo ran 5 miles |
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C. |
Brenda ran 9 miles; Amparo ran 6 miles |
D. |
Brenda ran 8 miles; Amparo ran 7 miles |
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Hint |
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9. |
Arrange the terms of 4x2y3 – 2x4y + 3x3y2 – 3 + 2xy so that the powers of x are in descending order. |
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A. |
4x2y3 + 3x3y2 - 2x4y + 2xy – 3 |
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B. |
– 2x4y + 3x3y2 + 4x2y3 + 2xy – 3 |
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C. |
-3 + 2xy + 4x2y3 + 3x3y2 - 2x4y |
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D. |
-3 - 2x4y + 3x3y2 + 4x2y3 + 2xy |
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Hint |
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10. |
Arrange the terms of 6x4y2 – 4x2y + 2xy3 + 8 so that the powers of y are in ascending order. |
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A. |
6x4y2 - 4x2y + 2xy3 +8 |
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B. |
8 – 4x2y + 6x4y2 + 2xy3 |
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C. |
2xy3 + 6x4y2 - 4x2y + 8 |
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D. |
8 + 2xy3 - 4x2y + 6x4y2 |
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Hint |
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11. |
Factor 6a3b5 – 15a2b. |
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A. |
3a3b(2ab2 - 5) |
B. |
ab(6a2b4 - 15a) |
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C. |
3(2a3b5 - 5a2b) |
D. |
3a2b(2ab4 - 5) |
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Hint |
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12. |
Name the property used in the equation x + 0 = 22. Then solve for x. |
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A. |
Additive Identity; x = 22 |
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B. |
Multiplicative Inverse; x =  |
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C. |
Multiplicative Property of Zero; x = 22 |
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D. |
Multiplicative Identity; x = 1 |
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Hint |
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13. |
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. |
15 |
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C. |
27 |
D. |
48 |
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Hint |
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14. |
Find  |
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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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15. |
Graph the solution set of y =  x – 5, given the domain {-4, 0, 4, 8}. |
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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. |
Write an equation for the nth term of –6, -14.5, -23, -31.5, …. |
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A. |
 = -6n |
B. |
= -8.5n + 2.5 |
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C. |
= -8.5n – 7 |
D. |
= -14.5n + 8.5 |
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Hint |
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17. |
Which equation describes the line that contains the points (6, 2) and (12, 4)? |
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A. |
 |
B. |
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C. |
y = -3x |
D. |
y = 3x |
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Hint |
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18. |
Simplify  . |
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A. |
x6y3 |
B. |
x26y3 |
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C. |
x24y19 |
D. |
x3y3 |
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Hint |
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19. |
Given the coordinates (0, 3), (1, 11), (2, 19), (3, 27), would a graph of these points exhibit exponential behavior? |
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A. |
no, it would display linear behavior |
B. |
yes, exponential behavior only |
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C. |
no, it would not display exponential or linear behavior |
D. |
yes, exponential and linear behavior |
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Hint |
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20. |
Solve  . |
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A. |
no solution |
B. |
 |
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C. |
–3 |
D. |
3 |
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Hint |
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