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1. |
Choose the graph of the solution to the inequality
4(x + 3) < 3x + 10. |
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A. |
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B. |
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D. |
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Hint |
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2. |
What is the solution to the sentence ''A number decreased by -5 is at least 7''? |
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A. |
{x | x < 2} |
B. |
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C. |
{x | x > 2} |
D. |
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Hint |
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3. |
Solve  |
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A. |
{x | x > 0.43} |
B. |
{x | x > 23.68} |
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C. |
{x | x < 23.68} |
D. |
{x | x < 2.31} |
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Hint |
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4. |
Solve -2(y - 2) < 2(y - 4). |
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A. |
{y | y < 3} |
B. |
{y | y > 1} |
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C. |
{y | y > 3} |
D. |
{y | y > -3} |
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Hint |
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5. |
Four blocks are placed in a paper bag. Each block is marked with a different letter, A, C, T, or E. Several children are playing a game by picking three blocks out of the bag without looking into the bag as they choose. Anyone who picks the three blocks that spell CAT wins a point. What is the probability of picking the blocks marked C, A, and T? |
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A. |
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B. |
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Hint |
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6. |
How do the medians of the two sets of exam scores compare? |
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A. |
The answer cannot be determined since the median is not shown in a box and whisker plot. |
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B. |
The median of Exam A is less than the median of Exam B. |
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C. |
The medians are equal. |
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D. |
The median of Exam A is greater than the median of Exam B. |
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Hint |
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7. |
Which ordered pair is not a part of the solution set for 4y - 2x < 8? |
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A. |
(3, 2) |
B. |
(-3, 5) |
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C. |
(2, 1) |
D. |
(-4, -4) |
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Hint |
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8. |
Which system of equations is graphed below? |
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A. |
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Hint |
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9. |
Graph the system of equations to determine whether it has no solution, many solutions, or one solution. If the system has one solution, name it.
3x - 2y = -1
2x + y = 4 |
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A. |
one solution at (2, 1) |
B. |
no solution |
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C. |
infinitely many solutions |
D. |
one solution at (1, 2) |
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Hint |
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10. |
Use elimination to solve the system of equations.
-x + 2y = 18
x + 8y = -38 |
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A. |
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B. |
(-22, -2) |
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C. |
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D. |
(-5, -1) |
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Hint |
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11. |
Use elimination to solve the system of equations given below.
5x + 3y = 3
3x + 4y = 15 |
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A. |
(3, -4) |
B. |
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C. |
(5, 0) |
D. |
(-3, 6) |
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Hint |
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12. |
Which point is not a solution for the system of inequalities? |
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A. |
(3, -3) |
B. |
(2, -5) |
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C. |
(-3, 7) |
D. |
(-2, -7) |
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Hint |
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13. |
Simplify (4y4)3. |
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A. |
64y64 |
B. |
12y3 |
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C. |
64y12 |
D. |
12y12 |
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Hint |
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14. |
Simplify (4x2y) (2xy2z3)3. |
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A. |
24x5y7z9 |
B. |
32x6y6z9 |
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C. |
32x5y7z9 |
D. |
8x5y7z9 |
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Hint |
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15. |
Simplify (3a4b2)2 (2a3bc2)3. |
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A. |
72a17b7c6 |
B. |
17a12b8c5 |
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C. |
6a17b7c6 |
D. |
36a17b7c6 |
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Hint |
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16. |
Evaluate  . Express the result in scientific notation. |
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A. |
8.0 × 10-7 |
B. |
8.0 × 10-9 |
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C. |
80 × 10-8 |
D. |
0.8 × 10-8 |
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Hint |
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17. |
Find the polynomial that represents the measure of the perimeter of the triangle. |
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A. |
7x3y6 + 10x2 – 2y |
B. |
7xy2 + 10x – 2y |
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C. |
15xy2 |
D. |
5xy2 + 10x |
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Hint |
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18. |
Solve 5(4x – 3) = 6(2x + 5) – 5. |
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A. |
x = 5 |
B. |
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Hint |
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19. |
Write an expression for the area of the rectangle shown below. |
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A. |
12xy2 + 4x3y |
B. |
6xy2 + 7x3y |
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C. |
6xy2 + 4x3y |
D. |
9x2y4 + 12x4y3 |
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Hint |
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20. |
Find (3a + 4b)2 |
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A. |
9a2 + 24ab + 16b2 |
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B. |
9a2 + 16b2 |
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C. |
3a2 + 24ab + 4b2 |
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D. |
9a2 + 12ab + 16b2 |
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Hint |
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