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1. |
The number 47 is _____. |
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A. |
a whole number, an integer, and a rational number |
B. |
a whole number and an integer |
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C. |
a whole number |
D. |
a rational number |
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Hint |
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2. |
 is _____. |
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A. |
an integer and rational number |
B. |
a rational number |
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C. |
an integer |
D. |
a whole number |
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Hint |
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3. |
Solve the equation x2 = 0.81. |
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A. |
none of these is correct |
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B. |
x = 0.9 or x = -0.9 |
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C. |
x = 0.9 only |
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D. |
x = -0.9 only |
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Hint |
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4. |
Estimate  to the nearest whole number. |
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A. |
5 |
B. |
6 |
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C. |
4 |
D. |
7 |
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Hint |
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5. |
Suppose you are in a building and your eyes are 1,000 feet above the ground. The distance you can see to the horizon is  where h represents the height your eyes are from the ground in feet and d is the distance in miles. About how far can you see to the horizon if you estimate  to the nearest whole number? |
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A. |
about 36 miles |
B. |
about 37 miles |
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C. |
about 39 miles |
D. |
about 38 miles |
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Hint |
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6. |
A circle with a diameter of 12 centimeters is inscribed in a square. To the nearest centimeter, what is the length of the diagonal of the square? |
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A. |
17 centimeters |
B. |
14 centimeters |
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C. |
12 centimeters |
D. |
6 centimeters |
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Hint |
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7. |
Solve x2 = 256. |
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A. |
x =  65,536 |
B. |
x = 128 |
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C. |
x = 16 |
D. |
x = 64 |
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Hint |
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8. |
In a right triangle, b = 7.1 units and c = 11.3 units. Find a. Round to the nearest tenth. |
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A. |
a = 8.4 units |
B. |
a = 8.8 units |
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C. |
a = 13.3 units |
D. |
a = 4.2 units |
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Hint |
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9. |
A 15-foot ladder is placed against a house and reaches a second story window. The ladder's base is 9 feet from the house. How far above ground is the window? |
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A. |
12 feet |
B. |
6 feet |
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C. |
17.5 feet |
D. |
13 feet |
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Hint |
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10. |
Maria has a rectangular garden with dimensions 10 feet by 15 feet. She plans to place a dividing fence along the diagonal of the garden. What will be the length of Maria's fence? |
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A. |
about 25 feet |
B. |
about 11.2 feet |
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C. |
about 5 feet |
D. |
about 18 feet |
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Hint |
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11. |
Find the distance between the points (7, 4) and (-6, -3). |
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A. |
10 units |
B. |
14.8 units |
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C. |
20units |
D. |
11 units |
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Hint |
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12. |
A unit on the grid of the map of Memorial Park is 0.06 mile. Find the distance between the old oak tree at (-4, 1) and the ranger station at (4, -3). |
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A. |
9.94 mile |
B. |
0.99 mile |
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C. |
0.54 mile |
D. |
5.4 miles |
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Hint |
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