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1. |
Evaluate the expression -5ac if a = -2 and c = -3. |
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A. |
-30 |
B. |
30 |
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C. |
10 |
D. |
-10 |
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Hint |
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2. |
If an object falls 128 feet in 2 seconds, find the average distance traveled each second. |
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A. |
-128 ÷ 2 = -64 |
B. |
2 ÷ (-128) = -64 |
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C. |
2 ÷ 128 = 64 |
D. |
128 ÷ 2 = 64 |
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Hint |
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3. |
Solve h = (-6)2. |
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A. |
h = -12 |
B. |
h = 36 |
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C. |
h = -36 |
D. |
h = 12 |
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Hint |
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4. |
The temperatures in five Minnesota cities are -7°F, -3°F, 5°F, -4°F, and -6°F. Find the mean (average) temperature of the cities. |
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A. |
-2°F |
B. |
-3°F |
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C. |
1°F |
D. |
-4°F |
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Hint |
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5. |
Golf scores are given in terms of par. So, -4 means 4 strokes below par and 3 means 3 stokes above par. In four rounds, a player gets -3, -2, 1, and 0. Find the player’s mean (average) score. |
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A. |
1 |
B. |
-1 |
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C. |
1 |
D. |
-1 |
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Hint |
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