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1. |
In shipping, an oversize package is one in which the sum of the length and girth exceeds 100 inches, and also one whose length alone exceeds 70 inches. Which of the following best represents this situation? |
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A. |
l + g > 100, l > 70 |
B. |
l + g > 100, l < 70 |
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C. |
l + g < 100, g < 70 |
D. |
l + g > 100, g < 70 |
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Hint |
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2. |
Solve the system of inequalities by graphing. |
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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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3. |
Find the maximum value of f(x, y) = 2x + y - 2 for the polygonal convex set determined by the system of inequalities. |
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A. |
18 |
B. |
12 |
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C. |
6 |
D. |
14 |
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Hint |
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4. |
Solve the system of inequalities by graphing.
x + y  4
2x - y < 4
y  0 |
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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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5. |
Name the coordinates of the vertices of the polygonal convex set. |
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A. |
(-4,-1), (-4,3), (-2,-4), (4,-2) |
B. |
(-4,-1), (-4,3), (-2,4), (4,-2) |
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C. |
(-4,-1), (-4,3), (-2,4), (4,2) |
D. |
(-4,-1), (-4,6), (-2,4), (4,-2) |
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Hint |
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