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1. |
The median is the _________ of a set of numbers. |
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A. |
most frequent |
B. |
highest number |
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C. |
average |
D. |
middle number |
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Hint |
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2. |
Write an algebraic expression for b to the second divided by c to the fourth. |
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A. |
b2 + c4 |
B. |
b2c4 |
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C. |
 |
D. |
 |
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Hint |
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3. |
Which ordered pair is a solution for x + 3y = -7? |
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A. |
(4, 1) |
B. |
(-1, -4) |
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C. |
(-4, -1) |
D. |
(0, 7) |
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Hint |
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4. |
Which expression is not a polynomial? |
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A. |
 |
B. |
7y3 |
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C. |
3x2 + 5 |
D. |
4x3y2 - 5xy + 7 |
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Hint |
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5. |
Factor x2 + 5x + 6. |
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A. |
(x + 2)(x + 3) |
B. |
(x + 1)(x + 5) |
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C. |
prime |
D. |
(x + 1)(x + 6) |
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Hint |
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6. |
Which is the graph of the equation y = 2x2 - 1? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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7. |
Use the quadratic formula to solve 6x2 - x - 1 = 0. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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8. |
Find the solution of 2(x – 5) = 30
if the replacement set is {19, 20, 21, 22}. |
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A. |
19 |
B. |
22 |
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C. |
20 |
D. |
21 |
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Hint |
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9. |
Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many total people responded to the survey? |
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A. |
90 |
B. |
85 |
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C. |
95 |
D. |
100 |
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Hint |
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10. |
Evaluate 5w2 if w = - . |
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A. |
-1 |
B. |
1 |
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C. |
 |
D. |
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Hint |
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11. |
Solve 5t + u + v = 3 for t. |
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A. |
 |
B. |
t = -2 – u – v |
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C. |
t = 15 – u – v |
D. |
 |
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Hint |
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12. |
Find the slope of the line that passes through (-2, 9.5) and (4, 5). |
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A. |
 |
B. |
 |
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C. |
undefined |
D. |
0 |
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Hint |
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13. |
Write an equation involving absolute value for the graph. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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14. |
Express 0.000033 in scientific notation. |
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A. |
3.3 × 10-5 |
B. |
3.3 × 105 |
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C. |
3.3 × 10-6 |
D. |
3.3 × 10-4 |
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Hint |
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15. |
Find the product (x2 – 3x +6)(2x2 + 3x + 4). |
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A. |
2x4 + 3x3 – 5x2 + 6x + 24 |
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B. |
2x4 – 3x3 – 5x2 + 6x + 24 |
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C. |
2x4 – 3x3 + 7x2 + 6x + 24 |
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D. |
2x4 + 3x3 + 7x2 + 6x + 24 |
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Hint |
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16. |
The length of one side of a square is x + 4. What is the area? |
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A. |
x2 + 8x + 8 |
B. |
x2 + 4x + 16 |
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C. |
x2 + 8x + 16 |
D. |
2x + 8 |
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Hint |
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17. |
Factor 81x2 – 225. |
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A. |
9(9x – 5)(9x + 5) |
B. |
9(3x – 5)(3x + 5) |
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C. |
It is prime. |
D. |
9(9x – 25)(9x + 25) |
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Hint |
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18. |
Three houses are sharing their electricity. One house uses  W, another uses  W, and the final one uses  . How much total electricity are they using? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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19. |
Solve  |
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A. |
m = 1 |
B. |
m = -1 |
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C. |
m =  |
D. |
m =  |
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Hint |
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20. |
A number minus seventeen is negative twelve. Find the number. |
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A. |
5 |
B. |
29 |
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C. |
-29 |
D. |
-5 |
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Hint |
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