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1. |
An example of the Commutative Property of Addition is ______________. |
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A. |
2 + (4 + 6) = (2 + 4) + 6 |
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B. |
2 · 4 = 4 · 2 |
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C. |
2(4 · 6) = (2 · 4)6 |
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D. |
2 + 4 = 4 + 2 |
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Hint |
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2. |
Determine the next three terms of the pattern
5, 7, 11, 17, 25, 35, … . |
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A. |
47, 61, 71 |
B. |
47, 59, 77 |
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C. |
47, 59, 71 |
D. |
47, 61, 77 |
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Hint |
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3. |
Which number should be added to each side of the equation x - 7 = -23 to find the solution? |
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A. |
-7 |
B. |
-23 |
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C. |
23 |
D. |
7 |
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Hint |
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4. |
Solve  = 12. |
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A. |
2 |
B. |
72 |
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C. |
-72 |
D. |
-2 |
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Hint |
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5. |
Sarah must maintain a balance of at least $500 in her checking account to avoid finance charges. If her current balance is $794, write an inequality to determine how many times she can withdraw $25 for shopping without paying finance charges. |
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A. |
25w  106 |
B. |
25w 794 |
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C. |
25w 500 |
D. |
25w 294 |
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Hint |
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6. |
Express the ratio 12gh:30h2g in simplest form. |
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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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7. |
What is g if g =  -  ? |
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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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8. |
If three coins are tossed, what is the probability that exactly two will show heads? |
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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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9. |
Draw the graph of y = -3x + 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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10. |
Translate the following into an equation: negative six times a number decreased by two is negative twenty-six. |
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A. |
-6n = -26 – 2 |
B. |
-6n + 2 = -26 |
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C. |
-2 – (-6n) = -26 |
D. |
-6n – 2 = -26 |
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Hint |
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11. |
Factor 15x3 - 5x2. |
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A. |
x2 (15x – 5) |
B. |
5x(3x2 - x) |
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C. |
5x2 (3x – 1) |
D. |
x(15x2 - 5x) |
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Hint |
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12. |
Express 3.456 × 10-4 in standard form. |
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A. |
0.0003456 |
B. |
0.3456 |
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C. |
0.003456 |
D. |
34,560 |
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Hint |
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13. |
Which relation is not a function? |
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A. |
{(1, 1), (2,2), (3, 3)} |
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B. |
{(-2, 1), (2, 3), (6, 5)} |
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C. |
{10, 0), (2, 4), (-2, 4)} |
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D. |
{(2, 4), (3, 5), (2, 7)} |
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Hint |
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14. |
The direct variation equation y = 19.99x gives the total cost y of x DVDs at a store. Find the total cost of 5 DVDs. |
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A. |
$99.95 |
B. |
$94.95 |
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C. |
$99.80 |
D. |
$119.94 |
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Hint |
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15. |
Write an equation in slope-intercept form for the best-fit line of a scatter plot which contains the points (4, 60) and (9, 135). |
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A. |
y = -15x |
B. |
y = 15x |
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C. |
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D. |
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Hint |
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16. |
Solve the system of equations given by 3y = 6x + 3 and y = 2x + 1. |
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A. |
no solution |
B. |
infinitely many solutions |
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C. |
(0, 1) |
D. |
(-2, -3) |
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Hint |
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17. |
Match the graph shown with the correct inequality. |
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A. |
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B. |
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C. |
y < -4x – 6 |
D. |
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Hint |
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18. |
A tree casts a 20-foot long shadow at the same time that a 3-foot tall mailbox post casts a 1.2-foot long shadow. How tall is the tree? |
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A. |
72 feet |
B. |
8 feet |
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C. |
18 feet |
D. |
50 feet |
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Hint |
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19. |
Suppose a number cube is rolled. What is the probability of rolling a number greater than 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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20. |
If  then  ______. |
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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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