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1. |
If y varies directly as x and y = 21 when x = 5, find x when y = 42. |
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A. |
21 |
B. |
4.2 |
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C. |
10 |
D. |
5 |
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Hint |
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2. |
Which equation is the slope-intercept form of the equation of the line that passes through (1, 2) and is parallel to 4x - 2y = 6? |
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A. |
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B. |
y = 2x |
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C. |
y = 4x + 3 |
D. |
y = -2x + 1 |
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Hint |
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3. |
The length of one side of a square is 6 inches. What is the length of a diagonal? |
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A. |
12 in. |
B. |
3 in. |
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C. |
in. |
D. |
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Hint |
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4. |
The sum of two numbers is –11. Twice the first number minus four times the second number is –10. What are the two numbers? |
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A. |
-8, -3 |
B. |
-6, -5 |
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C. |
-9, -2 |
D. |
-15, 4 |
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Hint |
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5. |
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A. |
circumference |
B. |
diameter |
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C. |
radius |
D. |
center |
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Hint |
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6. |
Which is the corner view of the solid figure whose other views are shown below? |
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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. |
Factor 54x3y2 |
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A. |
23 · 3 · x · x · x · y · y |
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B. |
2 · 27 · x · x · x · y · y |
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C. |
2 · 33 · x · x · x · y · y |
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D. |
2 · 33 · x · x · y · y · y |
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Hint |
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8. |
Factor x2 – 8x + 16. |
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A. |
(x + 4)(x – 4) |
B. |
(x - 8)2 |
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C. |
(x - 4)2 |
D. |
(x + 4)2 |
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Hint |
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9. |
If KL = 27, find the measure of the dilation image for a scale factor of . |
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A. |
9 |
B. |
30 |
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C. |
81 |
D. |
24 |
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Hint |
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10. |
Solve  |
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A. |
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B. |
y = -27 |
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C. |
y = 27 |
D. |
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Hint |
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11. |
Use the direct variation equation to find x when y = -34. |
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A. |
x = - |
B. |
x =  |
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C. |
x = 153 |
D. |
x = -153 |
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Hint |
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12. |
From the set {(-5, 4), (0, 2), (1, 6), (4, -4)}, which ordered pairs are a part of the solution set for  |
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A. |
{(0, 2), (4, -4)} |
B. |
{(1, 6), (4, -4)} |
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C. |
{(-5, 4), (1, 6), (4, -4)} |
D. |
{(-5, 4), (0, 2), (1, 6)} |
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Hint |
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13. |
A bag contains 10 red marbles, 5 gray marbles, 12 black marbles, and 8 white marbles. Two marbles are randomly drawn from the bag without replacement. What is the probability of drawing a white marble followed by a marble that is not black? |
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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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14. |
The table shows the results of rolling a number cube over three separate experiments. What is the experimental probability of rolling a two for all three experiments? |
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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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15. |
Find . |
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A. |
48x3 – 40x2 |
B. |
3x – 2 |
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C. |
12x – 10 |
D. |
3x –  |
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Hint |
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16. |
Which rule best describes the pattern 0.6, 0.4, 1.0, 0.8, 1.4, 1.2, 1.8, 1.6…. |
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A. |
Subtract 0.2, add 1.6. |
B. |
Subtract 0.2, Add 0.6, |
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C. |
Subtract 0.6, add 1.6. |
D. |
Add 6, subtract 2. |
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Hint |
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17. |
The circle graph shows the percent of money earned by different groups at a school. The school earned a total of $42,785. Which sector represents the band if they earned $7701? |
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A. |
19% |
B. |
18% |
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C. |
20% |
D. |
29% |
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Hint |
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18. |
If A= {0,1,2,3,4}, B={2,4,6,8} and C= {-3, -2, -1, 0}, find  |
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A. |
{0} |
B. |
{-3, -2, -1, 0, 2, 4, 6, 8} |
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C. |
{-3, -2, -1, 0, 1, 2, 3, 4} |
D. |
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Hint |
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19. |
What is the converse of the conditional If it is September, then there are 30 days in the month? |
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A. |
If there are not 30 days in the month, then it is not September. |
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B. |
If it is September then there are not 30 days in the month. |
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C. |
If it is not September then there are not 30 days in the month. |
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D. |
If there are 30 day in the month, then it is September. |
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Hint |
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20. |
Using the diagram, if XY = WZ, what logical conclusion can be drawn? |
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A. |
YW – WZ = XY |
B. |
XW = YZ |
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C. |
XY + WZ = WY |
D. |
XY = 2WZ |
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Hint |
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