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1. |
Which of the following sentences is true? |
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A. |
 when x = 5. |
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B. |
 when x = 6. |
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C. |
3x + 5 < x2 when x = 4. |
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D. |
 when x = 4. |
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Hint |
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2. |
Evaluate (16 - 4) ÷ 12 × 15. |
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A. |
 |
B. |
15 |
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C. |
1 |
D. |
 |
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Hint |
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3. |
Simplify 3x2y + 2xy2 + 5x2y + 3y2. |
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A. |
13x5y6 |
B. |
8x2y + 2xy2 + 3y2 |
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C. |
8x4y2+5y3 |
D. |
8x2y + 5xy2 |
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Hint |
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4. |
Simplify 2a4 + 4a2 + a4. |
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A. |
2a4 + 4a2 + a4 |
B. |
3a8 + 4a2 |
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C. |
3a4 + 4a2 |
D. |
7a10 |
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Hint |
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5. |
Write an algebraic expression for one-half of a number x subtracted from fifty. |
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A. |
50 - 2x |
B. |
 |
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C. |
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D. |
2x - 50 |
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Hint |
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6. |
Find the area of the figure if a = 3 and b = 5. |
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A. |
8 square units |
B. |
15 square units |
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C. |
16 square units |
D. |
225 square units |
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Hint |
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7. |
Solve  for y. |
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A. |
y = 13 |
B. |
y = 2 |
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C. |
y = 10 |
D. |
y = 5 |
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Hint |
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8. |
Write a verbal expression for 2x + y2. |
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A. |
The sum of 2 times x and y. |
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B. |
The difference of 2 times xand y squared. |
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C. |
The sum of x and y squared. |
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D. |
The sum of 2 times x and y squared. |
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Hint |
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9. |
Write an algebraic expression for the verbal expression. the sum of 4 and one half of the number x |
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A. |
4 -  x |
B. |
4 + ÷ x |
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C. |
4 + x |
D. |
4 - ÷ x |
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Hint |
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10. |
Evaluate  . |
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A. |
1 |
B. |
2 |
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C. |
4 |
D. |
3 |
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Hint |
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11. |
Find the solution of 2(x – 5) = 30
if the replacement set is {19, 20, 21, 22}. |
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A. |
22 |
B. |
21 |
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C. |
19 |
D. |
20 |
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Hint |
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12. |
Find the solution set for 16 + b  40
if the replacement set is {22, 23, 24, 25}. |
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A. |
{23, 24, 25} |
B. |
{24, 25} |
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C. |
{22, 23, 24} |
D. |
{24} |
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Hint |
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13. |
Name the property demonstrated by 4 × 3 = 4 × 3. |
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A. |
Multiplicative Identity |
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B. |
Symmetric Property |
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C. |
Multiplicative Inverse |
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D. |
Reflexive Property |
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Hint |
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14. |
Simplify 3x2 + 11x + 2x2. |
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A. |
5x2 + 11x |
B. |
simplified |
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C. |
16x2 |
D. |
6x2 + 11x |
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Hint |
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15. |
Evaluate 2 × 17 × 5. |
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A. |
160 |
B. |
190 |
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C. |
170 |
D. |
180 |
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Hint |
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16. |
Evaluate 0.75 + 2.2 + 0.25 + 0.8. |
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A. |
6 |
B. |
5 |
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C. |
4 |
D. |
3 |
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Hint |
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17. |
A counterexample disproves a conditional when ________ . |
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A. |
the hypothesis is false and the conclusion is false |
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B. |
the hypothesis is false and there is no valid conclusion |
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C. |
the hypothesis is true and the conclusion is false |
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D. |
the hypothesis is true and the conclusion is true |
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Hint |
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18. |
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 = 15, y = 8 |
B. |
x = 22, y = 20 |
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C. |
x = 12, y = 4 |
D. |
x = 19, y = 13 |
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Hint |
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19. |
Which values are a counterexample to the given statement?
If x × y = 0, then x must be 0. |
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A. |
x = 5, y = 0 |
B. |
x = 0, y = 0 |
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C. |
x = -1, y = 1 |
D. |
x = 0, y = 1 |
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Hint |
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20. |
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. |
48 |
B. |
15 |
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C. |
27 |
D. |
60 |
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Hint |
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