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1. |
The area of a square is 100 square inches. Find the perimeter of the square. |
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A. |
10 in. |
B. |
100 in. |
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C. |
40 in. |
D. |
20 in. |
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Hint |
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2. |
Solve  |
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A. |
a = 14 |
B. |
a =  |
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C. |
a = 7 |
D. |
a =  |
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Hint |
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3. |
What is the next term in the sequence 1, 3, 9, 27, 81, ...? |
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A. |
243 |
B. |
108 |
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C. |
27 |
D. |
82 |
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Hint |
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4. |
State the inverse of the relation as a set of ordered pairs. |
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A. |
{(-2, -1), (-1, 2)} |
B. |
{(1, -2), (2, -1), (3, -1)} |
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C. |
{(-1, 3), (-1, 2), (-2, 1)} |
D. |
{(-1, 3), (-2, 1)} |
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Hint |
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5. |
Solve -4y < -7. |
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A. |
 |
B. |
 |
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C. |
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D. |
 |
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Hint |
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6. |
Which of the following values is prime? |
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A. |
72 |
B. |
53 |
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C. |
96 |
D. |
81 |
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Hint |
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7. |
Factor x2 + 5x + 6. |
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A. |
(x + 1)(x + 6) |
B. |
(x + 2)(x + 3) |
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C. |
prime |
D. |
(x + 1)(x + 5) |
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Hint |
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8. |
What is the equation of the graph shown? |
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A. |
y = -x2 - 2x - 1 |
B. |
y = x2 + 2x + 1 |
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C. |
y = x2 - 2x + 1 |
D. |
y = -x2 +2x - 1 |
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Hint |
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9. |
Which equation represents exponential decay? |
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A. |
y = 1.7(1.06)x |
B. |
y = 0.86(1.46)x |
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C. |
y = 2.62(1.22)x |
D. |
y = 1.05(0.95)x |
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Hint |
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10. |
 |
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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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11. |
Name the property used in the equation x + 0 = 22. Then solve for x. |
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A. |
Multiplicative Inverse; x =  |
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B. |
Multiplicative Identity; x = 1 |
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C. |
Multiplicative Property of Zero; x = 22 |
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D. |
Additive Identity; x = 22 |
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Hint |
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12. |
Simplify 12f + 6(3 + 4f). |
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A. |
34f |
B. |
16f + 18 |
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C. |
54f |
D. |
36f + 18 |
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Hint |
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13. |
Which values of x and y are counterexamples to the given statement?
If x – y = an even number, then both x and y are even numbers. |
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A. |
x = 19, y = 13 |
B. |
x = 12, y = 4 |
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C. |
x = 22, y = 20 |
D. |
x = 15, y = 8 |
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Hint |
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14. |
Triangle DEF has vertices D(-6, -1), E(-4, -8), and F(-2, -5). Find the coordinates of the image of triangle DEF after it is rotated 180° about the origin. |
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A. |
D´(6, 1), E´(4, 8), F´(2, 5) |
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B. |
D´(1, -6), E´(8, -4), F´(5, -2) |
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C. |
D´(1, 6), E´(8, 4), F´(5, 2) |
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D. |
D´(-1, -6), E´(-8, -4), F´(-5, -2) |
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Hint |
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15. |
Select the linear equation. |
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A. |
5x2 + 2y2 = 1 |
B. |
y = -5x + 1 |
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C. |
3xy – 2y = 7 |
D. |
 = -2 |
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Hint |
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16. |
Use the direct variation equation  to find x when y = -34. |
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A. |
x = - |
B. |
x = 153 |
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C. |
x = |
D. |
x = -153 |
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Hint |
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17. |
What are two consecutive numbers whose product is 132? |
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A. |
11 and 12 |
B. |
12 and 13 |
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C. |
10 and 11 |
D. |
6 and 22 |
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Hint |
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18. |
Each year, new computers are built with better technology, making older ones less valuable. If the computers looses value at a rate of 20% per year, how much will a $1500 computer be worth in ten years? |
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A. |
$9,287.60 |
B. |
$161.06 |
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C. |
$1,200 |
D. |
near $0 |
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Hint |
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19. |
Determine whether the sequence 7, 21, 35, 49 is geometric. If so, find its common ratio. |
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A. |
geometric, r = 14 |
B. |
not geometric |
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C. |
geometric, r = 3 |
D. |
geometric, r = 7 |
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Hint |
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20. |
What is the constant of variation if y varies inversely as x, and x = 4.3 when y = 2.15? |
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A. |
0.108 |
B. |
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C. |
2 |
D. |
9.245 |
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Hint |
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