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1. |
Which statement illustrates the commutative property of addition? |
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A. |
(5 + 3) + 6 = 8 + 6 |
B. |
(5 + 3) + 6 = 14 |
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C. |
(5 + 3) + 6 = 5 + (3 + 6) |
D. |
(5 + 3) + 6 = (3 + 5) + 6 |
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Hint |
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2. |
Evaluate m - 3.5 if m = -2.1. |
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A. |
5.6 |
B. |
-1.4 |
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C. |
-5.6 |
D. |
1.4 |
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Hint |
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3. |
Solve the equation 7 = 2 + 5(z - 2). |
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A. |
 |
B. |
3 |
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C. |
2 |
D. |
 |
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Hint |
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4. |
Write a power that represents the number of small squares in the large square. |
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A. |
52 |
B. |
5 × 5 |
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C. |
5 × 2 |
D. |
25 |
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Hint |
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5. |
Solve the proportion  |
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A. |
-6 |
B. |
2 |
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C. |
1 |
D. |
 |
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Hint |
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6. |
Find the solution set for y = -2x if the domain is {-2, -1, 0, 5}. |
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A. |
{(-4, -2), (-2, -1), (0, 0), (10, 5)} |
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B. |
{(1, -2), (0.5, -1), (0, 0), (-2.5, 5)} |
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C. |
{(-2, 4), (-1, 2), (0, 0), (5, -10)} |
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D. |
{(-2, -4), (-1, -2), (0, 0), (5, 10)} |
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Hint |
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7. |
Name the property demonstrated by 4 × 3 = 4 × 3. |
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A. |
Multiplicative Identity |
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B. |
Multiplicative Inverse |
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C. |
Symmetric Property |
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D. |
Reflexive Property |
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Hint |
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8. |
Simplify 12f + 6(3 + 4f). |
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A. |
36f + 18 |
B. |
54f |
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C. |
34f |
D. |
16f + 18 |
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Hint |
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9. |
Evaluate 0.75 + 2.2 + 0.25 + 0.8. |
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A. |
6 |
B. |
4 |
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C. |
5 |
D. |
3 |
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Hint |
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10. |
Which values are a counterexample to the given statement?
If x + y = an even number, then x is even and y is even. |
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A. |
x = 7, y = 12 |
B. |
x = 12, y = 6 |
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C. |
x = 21, y = 3 |
D. |
x = 10, y = 9 |
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Hint |
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11. |
A conditional statement consists of a __________ . |
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A. |
hypothesis only |
B. |
hypothesis and a conclusion |
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C. |
counterexample |
D. |
conclusion only |
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Hint |
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12. |
A counterexample disproves a conditional when ________ . |
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A. |
the hypothesis is true and the conclusion is false |
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B. |
the hypothesis is true and the conclusion is true |
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C. |
the hypothesis is false and the conclusion is false |
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D. |
the hypothesis is false and there is no valid conclusion |
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Hint |
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13. |
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 students responded with an answer of 4 or more family members? |
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A. |
45 |
B. |
20 |
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C. |
50 |
D. |
70 |
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Hint |
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14. |
Find  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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15. |
Solve –14n = -112. |
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A. |
n = 1568 |
B. |
n = -1568 |
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C. |
n = 8 |
D. |
n = -8 |
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Hint |
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16. |
Solve  |
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A. |
 |
B. |
a = -90 |
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C. |
 |
D. |
a = 90 |
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Hint |
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17. |
Solve  |
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A. |
y = 21 |
B. |
No Solution |
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C. |
y = -21 |
D. |
All Real Numbers |
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Hint |
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18. |
The scale of a map is  inch = 10 miles. What is the distance between two cities that are  inches apart on the map? |
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A. |
80 miles |
B. |
100 miles |
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C. |
95 miles |
D. |
90 miles |
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Hint |
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19. |
At a candy shop, plain candy covered chocolate costs $2.95 per pound, while candy covered chocolate with almonds costs $4.95 per pound. How many pounds of plain candy covered chocolate should be mixed with 3 pounds of candy covered chocolate with almonds to obtain a mix that sells for $3.95 per pound? |
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A. |
3 pounds |
B. |
3.5 pounds |
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C. |
2.5 pounds |
D. |
2 pounds |
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Hint |
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20. |
Solve -15 = k - 12. |
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A. |
k = -27 |
B. |
k = -3 |
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C. |
k = 27 |
D. |
k =  |
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Hint |
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