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1. |
Simplify 6a + 15a. |
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A. |
21a |
B. |
6a + 15a |
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C. |
21a2 |
D. |
42a |
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Hint |
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2. |
Based on the line plot, what is the most frequent score? |
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A. |
21 |
B. |
100 |
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C. |
75 |
D. |
71 |
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Hint |
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3. |
Find the next picture in the pattern. |
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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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4. |
Write the point-slope form of an equation of the line that passes through
(-2, 5) and has a slope of zero. |
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A. |
y = 5 |
B. |
x = -2 |
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C. |
-2x + 5y = 0 |
D. |
y - 5 = x + 2 |
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Hint |
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5. |
Solve   |
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A. |
 |
B. |
{x | x < 6} |
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C. |
{x | x < -12} |
D. |
{x | x > -12} |
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Hint |
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6. |
Which graph shows the solution set of the compound inequality
4(3x - 5) > 4(2x - 7) or 5x - 10 < 7x. |
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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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7. |
Use elimination to solve the system of equations shown below.
2x - 4y = -5
3x + 4y = -15 |
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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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8. |
Simplify (7a4b) (8a7b6). |
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A. |
56a11b7 |
B. |
15a11b7 |
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C. |
15a28b6 |
D. |
56a28b6 |
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Hint |
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9. |
Find the prime factorization of 324. |
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A. |
22 · 32 · 9 |
B. |
22 · 33 |
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C. |
34 · 4 |
D. |
22 · 34 |
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Hint |
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10. |
Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many students responded with an answer of 4 or more family members? |
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A. |
20 |
B. |
70 |
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C. |
50 |
D. |
45 |
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Hint |
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11. |
Evaluate m2  if m =  . |
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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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12. |
Solve c + 149 = 213. |
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A. |
c = -64 |
B. |
c = 64 |
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C. |
c = 362 |
D. |
c = -362 |
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Hint |
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13. |
Find the total cost of three shirts at $25.99 each with a sales tax of 5.5%. |
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A. |
$83.47 |
B. |
$77.97 |
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C. |
$120.85 |
D. |
$82.26 |
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Hint |
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14. |
Solve 5t + u + v = 3 for t. |
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A. |
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B. |
t = 15 – u – v |
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C. |
t = -2 – u – v |
D. |
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Hint |
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15. |
Solve y = 7x – 7 if the domain is {-2, -1, 0, 1}. |
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A. |
{7, 14, 21, 28} |
B. |
{-21, -14, -7, 0} |
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C. |
{-28, -14, 14, 28} |
D. |
{-19, -13, -7, -1} |
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Hint |
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16. |
Write an equation of the line whose slope is  and whose y-intercept is 2. |
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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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17. |
Use substitution to solve the system of equations given by y =  and 28x – 32y = -8. |
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A. |
infinitely many solutions |
B. |
no solution |
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C. |
(2, 2) |
D. |
(1, 1) |
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Hint |
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18. |
Find (–2x2 + 5x – 1) – (3x2 – 4x – 6). |
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A. |
–5x2 + x – 7 |
B. |
–5x2 + x + 5 |
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C. |
–5x2 + 9x – 7 |
D. |
–5x2 + 9x + 5 |
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Hint |
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19. |
Is 57 prime or composite? If it is composite, what is its factorization? |
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A. |
composite, 3 × 17 |
B. |
composite, 3 × 19 |
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C. |
prime |
D. |
composite, 2 × 29 |
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Hint |
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20. |
Solve 27x3 = 147x. |
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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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