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1. |
Simplify 6a + 15a. |
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A. |
21a |
B. |
21a2 |
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C. |
6a + 15a |
D. |
42a |
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Hint |
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2. |
Simplify 3x2y + 2xy2 + 5x2y + 3y2. |
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A. |
13x5y6 |
B. |
8x2y + 2xy2 + 3y2 |
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C. |
8x2y + 5xy2 |
D. |
8x4y2+5y3 |
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Hint |
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3. |
Which statement illustrates the associative property of multiplication? |
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A. |
(2x)y = (x · 2)y |
B. |
(2x)y = y(2x) |
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C. |
(2x)y = 2(xy) |
D. |
(2x)y = 2xy |
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Hint |
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4. |
Find the sum -6 + 3. |
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A. |
-9 |
B. |
3 |
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C. |
9 |
D. |
-3 |
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Hint |
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5. |
Simplify:  |
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A. |
7c + 4 |
B. |
c + 28 |
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C. |
c + 4 |
D. |
 |
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Hint |
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6. |
To what set of numbers does  belong? |
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A. |
integers |
B. |
whole numbers |
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C. |
irrationals |
D. |
rationals |
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Hint |
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7. |
Solve 23 - x = 142. |
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A. |
x = -119 |
B. |
x = 119 |
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C. |
x = -165 |
D. |
x = 165 |
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Hint |
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8. |
Find the mode of {325, 100, 115, 621, 325, 325, 100}. |
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A. |
100 |
B. |
325 |
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C. |
273 |
D. |
115 |
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Hint |
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9. |
Use the distributive property to rewrite  without parentheses. |
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A. |
24x - 24 |
B. |
24x - 4 |
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C. |
 |
D. |
24x - 3 |
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Hint |
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10. |
Express the relation in the table as a set of ordered pairs. |
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A. |
{(-1, 5), (0, 2), (1, 6)} |
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B. |
{(-1, 5), (0, 2), (1, 6), (2, 6)} |
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C. |
{(5, 1), (2, 0), (6, 1), (6, 2)} |
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D. |
{(-1, 5), (0, 2), (1, 2, 6)} |
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Hint |
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11. |
Write an equation to represent the function. |
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A. |
f(x) = x + 4 |
B. |
f(x) = 3x |
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C. |
f(x) = 2x + 2 |
D. |
f(x) = x + 1 |
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Hint |
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12. |
Use the Distributive Property to simplify 7(6x2 + 5x + 4). |
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A. |
42x2 + 35x + 4 |
B. |
42x2 + 35x + 28 |
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C. |
42x2 + 5x + 4 |
D. |
42x2 +35x + 21 |
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Hint |
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13. |
Simplify 2x + 5x + 4(x + 3). |
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A. |
14x |
B. |
11x + 3 |
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C. |
11x + 12 |
D. |
23x |
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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 second quarter? |
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A. |
27 |
B. |
60 |
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C. |
48 |
D. |
15 |
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Hint |
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15. |
Graph the set of numbers on a number line. {-5, -2, 1, 3, 4} |
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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. |
Evaluate 12 - |x - 7| if x = 15. |
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A. |
7 |
B. |
4 |
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C. |
9 |
D. |
6 |
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Hint |
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17. |
Simplify the expression 4(-5k) + 15k. |
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A. |
5k |
B. |
35k |
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C. |
-35k |
D. |
-5k |
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Hint |
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18. |
Name the quadrant in which the point (7, -10) is located. |
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A. |
Quadrant II |
B. |
Quadrant III |
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C. |
Quadrant IV |
D. |
Quadrant I |
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Hint |
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19. |
Find f(x – 7) if f(x) = -4x – 10. |
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A. |
-4x + 18 |
B. |
4x + 3 |
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C. |
-4x – 17 |
D. |
4x – 38 |
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Hint |
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20. |
Find the 25th term of the arithmetic sequence –1, 3, 7, 11, …. |
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A. |
91 |
B. |
99 |
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C. |
95 |
D. |
103 |
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Hint |
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