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1. |
Write an inequality for the following problem. One fourth of a number increased by 17 is at least 63. |
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A. |
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B. |
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D. |
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2. |
Graph the solution set of |3y + 9| > 12. |
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A. |
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B. |
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C. |
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D. |
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3. |
Write an inequality to describe all the points on the coordinate plane
above y = -4. |
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A. |
y < 4 |
B. |
y < -4 |
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C. |
y > -4 |
D. |
y > 4 |
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Hint |
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4. |
What is the value of the determinant? |
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A. |
-3 |
B. |
-8 |
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C. |
-12 |
D. |
12 |
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Hint |
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5. |
Selena has 31 days to complete her quilt for the county fair. The blue squares in the quilt can be sewn at a rate of 4 squares per day, and the white squares at a rate of 7 squares per day. The quilt can have up to 96 squares total. The blue fabric b costs about $0.80 per square and the white fabric w costs about $1.20 per square. Selena wants to keep costs at a minimum. Write an inequality that expresses the total number of squares to be sewn. |
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B. |
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C. |
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D. |
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Hint |
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6. |
Use synthetic division to find  |
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A. |
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B. |
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C. |
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D. |
2d3 - d2 + 2d - 4 + 5 |
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Hint |
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7. |
Solve x2 - 4x - 5 = 0 by factoring. |
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A. |
-1, 5 |
B. |
1, 5 |
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C. |
1, -5 |
D. |
-1, -5 |
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Hint |
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8. |
If f(x) = 2x and g(x) = x + 4, find  |
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A. |
-1 |
B. |
7 |
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C. |
1 |
D. |
13 |
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Hint |
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9. |
Evaluate z – (2yz + y) · y if y = -3 and z = 2. |
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A. |
23 |
B. |
-43 |
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C. |
47 |
D. |
9 |
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Hint |
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10. |
Evaluate  if a = 2, b = 4, and c = -1. |
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A. |
-14 |
B. |
2.4 |
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C. |
1 |
D. |
7 |
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Hint |
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11. |
Vince and Brian each need two kinds of items at the store. Vince bought 10 of item A and 14 of item B, and spent $97. Brian bought 8 of item A and 25 of item B, and spent $119. How much did each item cost? |
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A. |
item A = $3
item B = $5.50 |
B. |
item A = $1.14
item B = $2.10 |
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C. |
item A = $5.50
item B = $3 |
D. |
item A = $2.10
item B = $1.14 |
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Hint |
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12. |
What is the 4 × 4 identity matrix? |
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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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13. |
Find the inverse of  if it exists. |
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A. |
does not exist, since ad – bc = 0 |
B. |
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C. |
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D. |
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14. |
In a sport similar to football, there are two ways to score: by the run or by the pass. Team A scored 244 points, while Team B scored 273 points. Team A scored by the pass 21 times, and by the run 11 times. Team B scored by the pass 27 times, and by the run 6 times. How many points is each score worth? |
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A. |
pass = 7 pointsrun = 14 points |
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B. |
pass = 5 pointsrun = 23 points |
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C. |
pass = 5 pointsrun = 9 points |
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D. |
pass = 9 pointsrun = 5 points |
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Hint |
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15. |
Simplify:  |
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A. |
16 |
B. |
no real roots |
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C. |
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D. |
-16 |
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Hint |
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16. |
Evaluate  |
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A. |
486 |
B. |
81 |
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C. |
9 |
D. |
27 |
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Hint |
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17. |
If a = 2 and the vertex is (3, -4), will there be a minimum or maximum value for the parabola? What is the value? |
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A. |
maximum, –4 |
B. |
maximum, 3 |
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C. |
maximum, –3 |
D. |
minimum, –4 |
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Hint |
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18. |
Solve x2 + 2x+ 3 = 0 by completing the square. |
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A. |
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B. |
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C. |
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D. |
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19. |
If the graph of y = x2 is shifted 4 units to the right, and 2 units down, what is the equation of the new graph? |
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A. |
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B. |
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C. |
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D. |
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20. |
Find all of the roots of the equation  |
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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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