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1. |
Write an integer to represent a debt of $45. |
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A. |
+ 45 |
B. |
-45 |
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C. |
-45 and +45 |
D. |
|-45| |
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Hint |
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2. |
Solve n = (-9)2. |
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A. |
-81 |
B. |
18 |
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C. |
81 |
D. |
-18 |
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Hint |
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3. |
Find the measure of each angle in  if  °
and  °, and  is a right angle. |
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A. |
55°, 35°, 90° |
B. |
30°, 60°, 90° |
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C. |
40°, 50°, 90° |
D. |
45°, 45°, 90° |
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Hint |
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4. |
-13 is _____. |
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A. |
a whole number and an integer |
B. |
a whole number and rational number |
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C. |
a whole number |
D. |
an integer and rational number |
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Hint |
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5. |
0.61 is _____. |
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A. |
an integer |
B. |
an integer and rational number |
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C. |
a rational number |
D. |
a whole number |
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Hint |
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6. |
Two solid rocket boosters provide the main thrust to lift the space shuttle off the launching pad. Each booster weighs approximately 1.92 × 105 pounds. Express this weight in standard form. |
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A. |
0.0000192 pounds |
B. |
192,000 pounds |
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C. |
19,200,000 pounds |
D. |
19,200 pounds |
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Hint |
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7. |
27 is what percent of 75? |
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A. |
43% |
B. |
277.8% |
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C. |
34% |
D. |
36% |
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Hint |
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8. |
4 is 16% of what number? |
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A. |
25% |
B. |
64 |
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C. |
0.64 |
D. |
25 |
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Hint |
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9. |
A stop sign casts a shadow 8 meters long, while a bush nearby casts a shadow 4.5 meters long. If the stop sign is 3.2 meters high, how tall is the bush? |
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A. |
4.3 meters |
B. |
11.3 meters |
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C. |
5.7 meters |
D. |
1.8 meters |
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Hint |
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10. |
If the actual distance between two airports is 375 kilometers and the distance on a map is 8 centimeters, what is the scale for the map? |
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A. |
1:4,687.5 = 2:9,375 |
B. |
1:46,875 |
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C. |
1:468,750 |
D. |
1:4,687,500 |
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Hint |
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11. |
Find the length of c. Round your answer to the nearest tenth. |
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A. |
7.0 feet |
B. |
3.5 feet |
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C. |
9.9 feet |
D. |
9.0 feet |
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Hint |
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12. |
Rotate P(2, -9) 90° counterclockwise about the origin and identify P'. |
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A. |
(-2, 9) |
B. |
(-9, 2) |
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C. |
(9, 2) |
D. |
(2, -9) |
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Hint |
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13. |
Find the volume of the prism. |
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A. |
360 cubic centimeters |
B. |
288 cubic centimeters |
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C. |
180 cubic centimeters |
D. |
144 cubic centimeters |
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Hint |
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14. |
How many significant digits are in the number 0.000005721? |
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A. |
nine |
B. |
six |
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C. |
two |
D. |
four |
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Hint |
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15. |
 Q and R are corresponding angles of congruent triangles. Find x if mQ = 120° and mR = (3x – 30) °. |
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A. |
x = 40 |
B. |
x = 50 |
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C. |
x = 30 |
D. |
x = 60 |
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Hint |
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16. |
Similar triangles always have _____. |
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A. |
Two congruent corresponding angles with a congruent corresponding side between the angles. |
B. |
Two congruent corresponding sides with a congruent corresponding angle between the sides. |
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C. |
Three congruent corresponding angles. |
D. |
Three congruent corresponding sides. |
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Hint |
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17. |
Find the area of a triangle whose base is 9.5 m and height is 6 m. |
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A. |
27 m2 |
B. |
28.5 m2 |
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C. |
57 m2 |
D. |
14.25 m2 |
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Hint |
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18. |
Destiny cut a rope into four pieces. The lengths of the four pieces are 3 inches, 2 inches, 4 inches, and 5 . What was the length of the original rope? |
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A. |
10 inches |
B. |
15 inches |
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C. |
20 inches |
D. |
12 inches |
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Hint |
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19. |
The graph shows the price of a television. Find the rate of change in the price of the television from 1998 to 2000. |
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A. |
-$8.33 per year |
B. |
$0 per year |
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C. |
$8.33 per year |
D. |
-$12.50 per year |
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Hint |
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20. |
What number is 65% of 300? |
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A. |
195 |
B. |
461.5 |
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C. |
21 |
D. |
205 |
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Hint |
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