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1. |
Simplify 6a + 15a. |
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A. |
6a + 15a |
B. |
42a |
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C. |
21a |
D. |
21a2 |
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Hint |
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2. |
Simplify 2a4 + 4a2 + a4. |
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A. |
3a8 + 4a2 |
B. |
2a4 + 4a2 + a4 |
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C. |
7a10 |
D. |
3a4 + 4a2 |
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Hint |
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3. |
Based on the line plot, how many students scored above 90 or below 50? |
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A. |
9 |
B. |
10 |
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C. |
4 |
D. |
5 |
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Hint |
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4. |
Find the difference -3.35 - 6.21. |
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A. |
-9.56 |
B. |
-2.86 |
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C. |
9.56 |
D. |
2.86 |
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Hint |
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5. |
Translate 3x + 5y = 7 into a verbal sentence. |
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A. |
x to the third power plus y to the fifth power is 7. |
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B. |
The sum of 3 and x plus the product of 5 and y is 7. |
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C. |
3 times the sum of x and y is 7. |
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D. |
The sum of 3 times x and 5 times y is 7. |
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Hint |
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6. |
Write an algebraic expression for the verbal expression: three times the sum of x and y increased by five times the product of x and 3y. |
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A. |
3(x + y) + 5(3xy) |
B. |
3(x + y) + 5(x + 3y) |
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C. |
3x + y + 5x(3y) |
D. |
3(xy) + 5(x + 3y) |
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Hint |
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7. |
What is the probability that you roll an odd number on a six-sided number cube? |
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A. |
1:1 |
B. |
 |
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C. |
3:1 |
D. |
 |
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Hint |
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8. |
Evaluate 4(6) + 7(5 – 3). |
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A. |
118 |
B. |
10 |
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C. |
80 |
D. |
38 |
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Hint |
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9. |
Solve  = d. |
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A. |
d= 8 |
B. |
d = 12 |
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C. |
d = 7 |
D. |
d = 3 |
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Hint |
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10. |
Simplify 2x + 5x + 4(x + 3). |
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A. |
11x + 3 |
B. |
11x + 12 |
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C. |
23x |
D. |
14x |
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Hint |
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11. |
A counterexample disproves a conditional when ________ . |
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A. |
the hypothesis is true and the conclusion is true |
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B. |
the hypothesis is false and there is no valid conclusion |
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C. |
the hypothesis is false and the conclusion is false |
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D. |
the hypothesis is true and the conclusion is false |
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Hint |
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12. |
Which values of x and y are counterexamples to the given statement?
If x – y = an even number, then both x and y are even numbers. |
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A. |
x = 22, y = 20 |
B. |
x = 19, y = 13 |
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C. |
x = 12, y = 4 |
D. |
x = 15, y = 8 |
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Hint |
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13. |
Identify the conclusion in the following statement: If 13b + 12 = 77, then b = 5. |
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A. |
b |
B. |
13b + 12 |
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C. |
13b + 12 = 17 |
D. |
b = 5 |
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Hint |
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14. |
Identify the coordinates of point A. |
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A. |
(2, 1) |
B. |
(5, 2) |
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C. |
(1, 2) |
D. |
(6, 4) |
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Hint |
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15. |
Solve  |
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A. |
All Real Numbers |
B. |
 |
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C. |
 |
D. |
No Solution |
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Hint |
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16. |
Identify the transformation. |
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A. |
Dilation |
B. |
Translation |
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C. |
Reflection |
D. |
Rotation |
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Hint |
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17. |
Find h(3a) if h(z) = z2 - 9z – 10. |
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A. |
3a2 - 27a – 10 |
B. |
9a2 - 27a – 10 |
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C. |
-18a – 10 |
D. |
-24a – 10 |
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Hint |
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18. |
Find the 25th term of the arithmetic sequence –1, 3, 7, 11, …. |
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A. |
95 |
B. |
91 |
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C. |
103 |
D. |
99 |
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Hint |
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19. |
Write an equation for the nth term of –6, -14.5, -23, -31.5, …. |
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A. |
 = -14.5n + 8.5 |
B. |
= -8.5n + 2.5 |
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C. |
= -6n |
D. |
= -8.5n – 7 |
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Hint |
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20. |
Write an equation for the nth term of –23, 38, 99, 160, …. |
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A. |
= 38n – 61 |
B. |
= 61n – 84 |
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C. |
= -46n |
D. |
= 61n – 24 |
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Hint |
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