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1. |
Find the sum  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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2. |
Solve 15 + a = 10. |
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A. |
a = 25 |
B. |
a = 150 |
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C. |
a = -25 |
D. |
a = -5 |
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Hint |
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3. |
What are the odds of choosing a red marble from a bag that contains 20 red marbles, 15 yellow marbles, and 35 green marbles? |
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A. |
2:7 |
B. |
2:5 |
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C. |
4:5 |
D. |
4:7 |
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Hint |
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4. |
Express the relation whose graph is shown as a set of ordered pairs. |
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A. |
{(1, 1), (2, -2), (2, -3), (-3, 4)} |
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B. |
{(1, 1), (-2, 2), (-3, -2), (-4, 3)} |
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C. |
{(1, 1), (-2, 2), (-2, -3), (3, -4)} |
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D. |
{(1, 1), (2, -2), (-3, -2), (-4, 3)} |
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Hint |
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5. |
Choose the inequality that corresponds with the sentence ''Twice a number increased by four is less than the difference of three times that number and five. '' |
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A. |
2x + 4 < 3x - 5 |
B. |
2x + 4 < 5 - 3x |
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C. |
2(x + 4) < 3(x + 5) |
D. |
2x + 4 > 3x - 5 |
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Hint |
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6. |
Which of the following values is prime? |
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A. |
53 |
B. |
96 |
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C. |
81 |
D. |
72 |
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Hint |
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7. |
Factor 12a2b + 30ab2 |
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A. |
6ab(2a + 5b) |
B. |
6(2a2b + 5ab2) |
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C. |
ab(12a + 30b) |
D. |
6ab(6a + 24b) |
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Hint |
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8. |
Simplify 12y + 8y. |
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A. |
20y |
B. |
4y |
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C. |
simplified |
D. |
20y2 |
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Hint |
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9. |
Find 56.875 ÷ -6.5. |
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A. |
-8.75 |
B. |
11.375 |
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C. |
8.75 |
D. |
-11.375 |
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Hint |
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10. |
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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11. |
Write 7x = 4y – 6 in standard form. |
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A. |
x =  y -  |
B. |
-7x + 4y = 6 |
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C. |
y =  x + |
D. |
7x – 4y = -6 |
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Hint |
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12. |
Find the slope of the line that passes through (5, -5) and (9, -5). |
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A. |
undefined |
B. |
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C. |
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D. |
0 |
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Hint |
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13. |
Use the direct variation equation y = 22x to find x when y = 88. |
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A. |
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B. |
x = -4 |
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C. |
x = 4 |
D. |
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Hint |
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14. |
Write an equation of the line whose slope is  and whose y-intercept is 2. |
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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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15. |
Which equation describes the line that contains the points (7, 17) and (15, 33)? |
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A. |
y = -2x + 31 |
B. |
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C. |
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D. |
y = 2x + 3 |
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Hint |
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16. |
Solve x – 72 > 21. |
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A. |
x > 93 |
B. |
x > -51 |
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C. |
x > -93 |
D. |
x > 51 |
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Hint |
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17. |
Use elimination to solve the system of equations given by 3x – 2y = 12 and 3x + 5y = 33. |
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A. |
(14, 15) |
B. |
no solution |
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C. |
(6, 3) |
D. |
infinitely many solutions |
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Hint |
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18. |
A boat travels 30 miles upstream in 4 hours. The trip downstream takes 2.5 hours. Find the rate of the boat in still water. |
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A. |
6.92 mph |
B. |
2.25 mph |
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C. |
9.23 mph |
D. |
9.75 mph |
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Hint |
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19. |
Solve 6x2 + 3x – 12 = 2 – 2x. |
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A. |
{–1.61, 1.45} |
B. |
{–1.77, 0.94} |
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C. |
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D. |
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Hint |
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20. |
Solve x2 – 16x – 17 = 0 by completing the square. |
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A. |
{1, 17} |
B. |
{–1, 13} |
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C. |
{–1, 17} |
D. |
{1, 13} |
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Hint |
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