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1. |
Write the inequality that is graphed on the number line below. |
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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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2. |
Use elimination to solve the system of equations shown below.
2x - 4y = -5
3x + 4y = -15 |
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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. |
Which ordered pair is a solution of y < -4x - 5? |
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A. |
(2, 3) |
B. |
(-7, 0) |
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C. |
(0, 6) |
D. |
(1, -3) |
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Hint |
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4. |
Julian said, ''I'm thinking of a number. When I add 3 to my number, multiply the sum by 12, divide the product by 8, and subtract the result by 7, I get 11. What is the number I'm thinking of?'' |
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A. |
9 |
B. |
7 |
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C. |
8 |
D. |
10 |
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Hint |
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5. |
John and Margaret have both ridden on the roller coaster called The Scream. Margaret has ridden it eight more than three times the number than John has. She also has ridden it five times the number John has. How many times has John ridden The Scream? |
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A. |
4 |
B. |
3 |
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C. |
20 |
D. |
6 |
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Hint |
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6. |
Use you calculator's Table feature to approximate the solutions to the nearest hundredth.
x(x – 7) = 36 |
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A. |
x = 3.26, x = 6.31 |
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B. |
x = –15.96, x = –1.15 |
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C. |
x = 11.00, x = –2.01 |
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D. |
x = 10.45, x = –3.45 |
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Hint |
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7. |
Toby needs to create a rectangular pen for his dog. He decides that the area of the pen will be 100 square feet with its length 2 feet longer than its width. What are the dimensions of Toby's pen approximated to the nearest hundredth? |
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A. |
length 10.58 ft width 8.58 ft |
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B. |
length 11.05 ft width 9.05 ft |
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C. |
length 10.32 ft width 8.32 ft |
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D. |
length 10.00 ft width 10.00 ft |
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Hint |
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8. |
Use a graph to solve the system of equations.
y = x2
y = –x + 2 |
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A. |
(–2, 1), (1, 4) |
B. |
(–2, 4), (1, 1) |
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C. |
(4, 1), (1, –2) |
D. |
(1, 1), (4, –2) |
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Hint |
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