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1. |
Evaluate 52. |
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A. |
10 |
B. |
25 |
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C. |
32 |
D. |
30 |
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Hint |
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2. |
Find the solution set for x + 3 > 8 if the replacement set is
{0, 2, 5, 6, 10}. |
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A. |
{6, 10} |
B. |
{10} |
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C. |
{5, 6, 10} |
D. |
{0, 2, 5, 6, 10} |
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Hint |
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3. |
Simplify:  |
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A. |
7c + 4 |
B. |
 |
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C. |
c + 28 |
D. |
c + 4 |
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Hint |
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4. |
The sum of a number and -16 is 25. Find the number. |
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A. |
41 |
B. |
9 |
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C. |
 |
D. |
-9 |
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Hint |
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5. |
Graph M(-3, 5). |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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6. |
Find the solution set for y = -2x if the domain is {-2, -1, 0, 5}. |
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A. |
{(-4, -2), (-2, -1), (0, 0), (10, 5)} |
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B. |
{(-2, 4), (-1, 2), (0, 0), (5, -10)} |
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C. |
{(-2, -4), (-1, -2), (0, 0), (5, 10)} |
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D. |
{(1, -2), (0.5, -1), (0, 0), (-2.5, 5)} |
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Hint |
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7. |
Choose the slope-intercept form of the equation of the line that passes through (-2, 4) and is perpendicular to the graph of 2x + y = -20. |
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A. |
 |
B. |
 |
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C. |
y = 2x + 8 |
D. |
y = -2x |
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Hint |
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8. |
Use substitution to solve the system of equations given below.
 |
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A. |
 |
B. |
no solution |
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C. |
(-5, 5) |
D. |
infinitely many solutions |
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Hint |
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9. |
Find the GCF of 24, 36, and 108. |
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A. |
24 |
B. |
12 |
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C. |
6 |
D. |
72 |
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Hint |
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10. |
Factor 2x2 + 4x – 3. |
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A. |
(2x + 3)(x – 1) |
B. |
prime |
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C. |
(2x – 1)(x + 3) |
D. |
(2x – 3)(x + 1) |
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Hint |
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11. |
Solve x2 - 4x + 1 = 0 by completing the square. |
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A. |
 |
B. |
 |
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C. |
1, 3 |
D. |
 |
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Hint |
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12. |
Solve  = d. |
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A. |
d = 7 |
B. |
d= 8 |
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C. |
d = 3 |
D. |
d = 12 |
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Hint |
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13. |
Simplify 2x + 5x + 4(x + 3). |
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A. |
11x + 12 |
B. |
14x |
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C. |
11x + 3 |
D. |
23x |
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Hint |
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14. |
Find the odds of rolling a number greater than or equal to four on a number cube. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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15. |
Solve  |
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A. |
a = 90 |
B. |
 |
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C. |
 |
D. |
a = -90 |
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Hint |
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16. |
Find  if f(x) = -12x +  |
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A. |
-8 |
B. |
0 |
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C. |
-9 |
D. |
1 |
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Hint |
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17. |
Write an equation of a line that passes through (9, -64) with slope –7. |
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A. |
y = -7x + 1 |
B. |
y = -7x – 127 |
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C. |
y = -7x |
D. |
y = -7x – 1 |
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Hint |
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18. |
What is implied when it is said that x and y have a positive correlation? |
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A. |
When the value of x increases, the value of y does not necessarily increase or decrease. |
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B. |
When the value of x increases, the value of y increases. |
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C. |
When the value of x decreases, the value of y does not necessarily increase or decrease. |
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D. |
When the value of x increases, the value of y decreases. |
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Hint |
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19. |
Express 2.38 × 106 in standard notation. |
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A. |
2,380,000 |
B. |
0.000000238 |
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C. |
0.00000238 |
D. |
238,000 |
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Hint |
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20. |
Find the area of a triangle with base 2x + 3 and height 3x – 1. |
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A. |
3x2 +  x  |
B. |
5x2 + 7x – 3 |
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C. |
 x2 + x – 3 |
D. |
6x2 + 7x – 3 |
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Hint |
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