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1. |
Find the mode of {325, 100, 115, 621, 325, 325, 100}. |
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A. |
273 |
B. |
100 |
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C. |
115 |
D. |
325 |
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Hint |
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2. |
A picture frame is best modeled by a |
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A. |
quadrant. |
B. |
point. |
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C. |
line. |
D. |
plane. |
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Hint |
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3. |
Is  an altitude of  Explain. |
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A. |
No; because is not a
median of  |
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B. |
Yes; because has one
endpoint at vertex and
is perpendicular to  |
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C. |
No; because is
outside |
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D. |
Yes; because is a
perpendicular bisector
of |
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Hint |
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4. |
Solve the proportion  |
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A. |
13 |
B. |
52.5 |
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C. |
24 |
D. |
0.02 |
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Hint |
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5. |
A tree that is 5 feet tall casts a shadow 2 feet long. A nearby building casts a shadow that is 20 feet long. How tall is the building? |
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A. |
10 ft |
B. |
0.5 ft |
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C. |
20 ft |
D. |
50 ft |
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Hint |
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6. |
 . Find the value of y. |
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 |
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A. |
1.9 |
B. |
1.8 |
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C. |
2 |
D. |
2.2 |
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Hint |
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7. |
Find (x + 3)(x - 5). |
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A. |
x2 + 8x - 15 |
B. |
x2 + 2x - 15 |
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C. |
x2 - 15 |
D. |
x2 - 2x - 15 |
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Hint |
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8. |
If a stone is dropped at random on the arrangement of tiles shown, what is the probability the stone lands on a black tile? |
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 |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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9. |
The letters of the alphabet are placed in a box. What is the probability of selecting a consonant or a letter from the word variable? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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10. |
Write the slope-intercept form of an equation for the line that passes through (-4, -26) and is parallel to  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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11. |
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 gray marble followed by another gray marble? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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12. |
Suppose that the mean is 50. How many standard deviations away is the value 65? |
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A. |
about 1 standard deviation |
B. |
within 1 standard deviation |
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C. |
about 2 standard deviations |
D. |
cannot be determined from given information |
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Hint |
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13. |
What value is a solution to the equation  |
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A. |
8 |
B. |
12 |
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C. |
-8 |
D. |
-12 |
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Hint |
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14. |
If a = –3 and b = 4, what is  |
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A. |
12 |
B. |
–27 |
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C. |
–11 |
D. |
15 |
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Hint |
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15. |
Solve  |
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A. |
–25 |
B. |
12 |
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C. |
–12 |
D. |
–1 |
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Hint |
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16. |
Which postulate is not a way to prove two triangles are congruent? |
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A. |
ASA Postulate |
B. |
SSS Postulate |
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C. |
AAA Postulate |
D. |
SAS Postulate |
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Hint |
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17. |
In parallelogram ABCD find the value of x and y. |
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 |
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A. |
72°, 72° |
B. |
36°, 36° |
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C. |
108°, 108° |
D. |
108°, 72° |
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Hint |
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18. |
The actual distance stated is 135 miles. If the scale is 0.5 inches = 15 miles, what is the scale length? |
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A. |
4.5 in. |
B. |
3.8 in. |
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C. |
4050 in. |
D. |
18 in. |
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Hint |
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19. |
A photo that measures 4 inches long and 6 inches wide will be enlarged so that the width will be 9 inches. What will the length be? |
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A. |
6 in. |
B. |
13.5 in. |
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C. |
5.5 in. |
D. |
2.7 in. |
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Hint |
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20. |
Factor 4m2 + 2mp + 2mn + np. |
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A. |
(2m + p)(2m + n) |
B. |
(m - 2p)(m + 2n) |
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C. |
(4m + pp)(m + n) |
D. |
(m + 2p)(m - 2n) |
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Hint |
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