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1. |
Use the distributive property to rewrite 3(5 + y) without parentheses. |
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A. |
8 + 3y |
B. |
15 + 3y |
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C. |
8 + y |
D. |
15 + y |
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Hint |
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2. |
Simplify 6a + 15a. |
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A. |
21a2 |
B. |
6a + 15a |
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C. |
21a |
D. |
42a |
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Hint |
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3. |
Simplify 3x2y + 2xy2 + 5x2y + 3y2. |
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A. |
13x5y6 |
B. |
8x2y + 2xy2 + 3y2 |
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C. |
8x2y + 5xy2 |
D. |
8x4y2+5y3 |
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Hint |
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4. |
Graph {-3, 3}. |
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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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5. |
What is the perimeter of the pattern consisting of 8 trapezoids? |
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A. |
23 |
B. |
29 |
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C. |
8 |
D. |
26 |
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Hint |
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6. |
Find the area of the figure if a = 3 and b = 5. |
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A. |
8 square units |
B. |
15 square units |
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C. |
16 square units |
D. |
225 square units |
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Hint |
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7. |
Use the distributive property to rewrite without parentheses. |
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A. |
24x - 24 |
B. |
 |
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C. |
24x - 4 |
D. |
24x - 3 |
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Hint |
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8. |
Express 765,000,000,000 in scientific notation. |
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A. |
0.765 × 1012 |
B. |
7.65 × 10-11 |
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C. |
7.65 × 1010 |
D. |
7.65 × 1011 |
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Hint |
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9. |
Evaluate 171 ÷ 32 + 4. |
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A. |
61 |
B. |
3,253 |
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C. |
23 |
D. |
123 |
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Hint |
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10. |
Write a simplified expression to represent 5 times the sum of x and 3 increased by 10. |
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A. |
18x |
B. |
5x + 13 |
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C. |
35x |
D. |
5x + 25 |
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Hint |
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11. |
Graph the set of numbers on a number line. {-5, -2, 1, 3, 4} |
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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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12. |
Simplify ((22)3)4. |
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A. |
220 = 1,048,576 |
B. |
29 = 512 |
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C. |
212 = 4096 |
D. |
224 =16,777,216 |
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Hint |
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13. |
Suppose that the base of a triangle is 3xy and its height is also 3xy. What is its area, expressed as a monomial? |
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A. |
x4 |
B. |
 |
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C. |
 |
D. |
6x2y2 |
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Hint |
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14. |
Express 0.000033 in scientific notation. |
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A. |
3.3 × 10-5 |
B. |
3.3 × 10-4 |
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C. |
3.3 × 10-6 |
D. |
3.3 × 105 |
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Hint |
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15. |
Translate the phrase the sum of negative four times a number and eighteen into a variable expression. |
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A. |
-4y + 18 |
B. |
-4(y + 18) |
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C. |
-14(y + 18) |
D. |
-4 + 18y |
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Hint |
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16. |
Simplify 4(x + 1) - 3(4x - 2). |
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A. |
7x - 2 |
B. |
7x + 10 |
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C. |
x + 10 |
D. |
x - 2 |
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Hint |
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17. |
Simplify (6x - 9) - 2x. |
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A. |
6x - 18 |
B. |
6x - 6 |
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C. |
2x - 6 |
D. |
4x - 9 |
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Hint |
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18. |
Which rule best describes the pattern 0.6, 0.4, 1.0, 0.8, 1.4, 1.2, 1.8, 1.6…. |
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A. |
Subtract 0.2, Add 0.6, |
B. |
Subtract 0.2, add 1.6. |
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C. |
Add 6, subtract 2. |
D. |
Subtract 0.6, add 1.6. |
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Hint |
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