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1. |
Which graph best matches the following statement?
You go on a diet and lose 25 pounds steadily over three months. Then you maintain your weight. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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2. |
Based on the line plot, how many students scored at least 70? |
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 |
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A. |
13 |
B. |
12 |
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C. |
14 |
D. |
25 |
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Hint |
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3. |
Evaluate  if  |
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A. |
 |
B. |
 |
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C. |
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D. |
-1 |
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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. |
-9 |
D. |
 |
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Hint |
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5. |
Solve the equation 7 = 2 + 5(z - 2). |
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A. |
2 |
B. |
3 |
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C. |
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D. |
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Hint |
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6. |
Determine the value of r so that the line through (r, 4) and (-7, 7) has a slope of  . |
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A. |
9 |
B. |
-3 |
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C. |
3 |
D. |
-11 |
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Hint |
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7. |
Solve |8x + 2| < 42. |
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A. |
{x | x < 5} |
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B. |
 |
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C. |
 |
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D. |
 |
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Hint |
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8. |
Use elimination to solve the system of equations.
-x + 2y = 18
x + 8y = -38 |
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A. |
(-22, -2) |
B. |
 |
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C. |
 |
D. |
(-5, -1) |
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Hint |
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9. |
The sum of two numbers is 36. Twice the first number minus the second is 6. Find the numbers. |
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A. |
(10, 26) |
B. |
(14, 22) |
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C. |
(30, 6) |
D. |
(42, 6) |
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Hint |
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10. |
Find the prime factorization of 324. |
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A. |
34 · 4 |
B. |
22 · 32 · 9 |
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C. |
22 · 34 |
D. |
22 · 33 |
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Hint |
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11. |
Solve x2 – 6x + 5 = 0 by graphing. |
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A. |
1, 5 |
B. |
1 |
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C. |
5 |
D. |
-1 |
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Hint |
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12. |
Evaluate 56. |
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A. |
7,776 |
B. |
78,125 |
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C. |
3,125 |
D. |
15,625 |
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Hint |
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13. |
Write a simplified expression to represent 5 times the sum of x and 3 increased by 10. |
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A. |
18x |
B. |
35x |
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C. |
5x + 13 |
D. |
5x + 25 |
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Hint |
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14. |
Solve  |
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A. |
{x| -14 < x < -1} |
B. |
{x| -1 < x < 14} |
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C. |
{x| -14 < x < 1} |
D. |
{x| 1 < x < 14} |
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Hint |
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15. |
Use substitution to solve the system of equations given by y = 2x and 5x + y = 7. |
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A. |
(-1, -2) |
B. |
(-2, -5) |
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C. |
(2, 5) |
D. |
(1, 2) |
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Hint |
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16. |
Use elimination to solve the system of equations given by 7x + 23y = 12 and 3x + 23y = -8. |
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A. |
infinitely many solutions |
B. |
(5, -1) |
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C. |
no solution |
D. |
 |
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Hint |
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17. |
Simplify  . |
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A. |
x24y19 |
B. |
x26y3 |
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C. |
x3y3 |
D. |
x6y3 |
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Hint |
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18. |
Multiply 4x2 (–x2 – 3x + 2). |
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A. |
–4x2 – 12x + 8 |
B. |
–4x4 – 12x3 + 8x2 |
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C. |
–4x4 – 7x3 + 8x2 |
D. |
–4x2 – 7x + 8 |
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Hint |
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19. |
Factor 3x3 + 3x2 – 12x – 12. |
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A. |
(x – 2)(x – 2)(x + 1) |
B. |
3(x – 2)(x – 2)(x + 1) |
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C. |
(x – 2)(x + 2)(x + 1) |
D. |
3(x – 2)(x + 2)(x + 1) |
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Hint |
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20. |
Which of the following equations will have exactly 1 real root? |
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A. |
2x2 + 5x – 16 |
B. |
4x2 – 8x + 4 |
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C. |
9x2 + 12x – 4 |
D. |
x2 – 6x – 9 |
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Hint |
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