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1. |
Evaluate 6 · 7 – 2p if p = 5. |
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A. |
150 |
B. |
32 |
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C. |
200 |
D. |
420 |
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Hint |
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2. |
Rewrite 16 × 0.4 + 16 × 10 using the distributive property. |
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A. |
16 + (0.4 × 10) |
B. |
16(0.4 × 10) |
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C. |
16(0.4 + 10) |
D. |
16 + (0.4 + 10) |
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Hint |
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3. |
How could you find 5 × 17 mentally using the distributive property? |
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A. |
5 × 10 - 5 × 7 |
B. |
5 + 10 × 5 + 7 |
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C. |
5 × 10 × 5 × 7 |
D. |
5 × 10 + 5 × 7 |
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Hint |
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4. |
Evaluate b3 + 6 if b = 2. |
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A. |
15 |
B. |
14 |
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C. |
12 |
D. |
512 |
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Hint |
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5. |
What is another way to write (6 + 7)x? |
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A. |
6(x) + 7 |
B. |
6(x) × 7(x) |
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C. |
6 + 7(x) |
D. |
6(x) + 7(x) |
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Hint |
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6. |
Solve the formula I = prt, if p = 525, r = 0.04, and t = 2. |
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A. |
42 |
B. |
210 |
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C. |
420 |
D. |
21 |
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Hint |
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7. |
The formula F = C + 32 is used to convert the temperature in degrees Celsius to degrees Fahrenheit. If the temperature outside is 18° Celsius, what is the temperature in degrees Fahrenheit? |
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A. |
64.4° F |
B. |
38.8° F |
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C. |
13.6° F |
D. |
42.0° F |
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Hint |
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8. |
Use the distributive property to rewrite 3(5 + y) without parentheses. |
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A. |
8 + y |
B. |
15 + 3y |
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C. |
8 + 3y |
D. |
15 + y |
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Hint |
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9. |
Factor the polynomial 3x + 3. |
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A. |
3(x + 3) |
B. |
3(x - 1) |
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C. |
3(x - 3) |
D. |
3(x + 1) |
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Hint |
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10. |
Using n to represent the number of blocks in each bag, write an algebraic expression for the total number of blocks. |
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A. |
4n + 3 |
B. |
3n + 4 |
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C. |
4n + 4 |
D. |
3n + 3 |
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Hint |
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11. |
Make a flowchart for the expression. . |
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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. |
Use the flowchart to backtrack and find the solution. |
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A. |
7 |
B. |
8 |
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C. |
9 |
D. |
18 |
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Hint |
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13. |
George and a group of his friends are going to a baseball game. Tickets cost $12 apiece and a program costs $5. If George goes with 5 friends, write an expression for the total amount that George and his friends spent at the game. Use p for the number of programs bought. |
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A. |
5p + 12 |
B. |
12p+ 5 |
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C. |
5p + 72 |
D. |
12p + 72 |
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Hint |
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14. |
Janet was filling up a water balloon that had a tiny hole in it. The balloon can hold 12 ounces of water, but the hole leaks water out at 0.5 ounces per minute. How many ounces of water will be in the balloon m minutes after it is filled? |
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A. |
12 + 0.5m |
B. |
12m + 0.5m |
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C. |
12m – 0.5m |
D. |
12 – 0.5m |
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Hint |
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15. |
A CD rotates in a CD player at about 350 revolutions per minute. How many revolutions would the CD have made after h hours? |
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A. |
350h |
B. |
21,000h |
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C. |
 |
D. |
 |
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Hint |
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16. |
Find an explanation for the expression 5a + 3. |
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A. |
If a is the price of an anchovy pizza in dollars, 5a + 3 is the price of 8 anchovy pizzas. |
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B. |
If a is the price of an anchovy pizza in dollars, 5a + 3 is the total cost of 5 anchovy pizzas with a delivery fee of $3. |
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C. |
If a is the price of an anchovy pizza in dollars, 5a + 3 is the total cost of 5 anchovy pizzas with a delivery fee of $8. |
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D. |
If a is the price of an anchovy pizza in dollars, 5a + 3 is the total cost of 3 anchovy pizzas with a delivery fee of $5. |
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Hint |
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17. |
Find two ways to write the rule for the table. |
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A. |
3(x + 4), 3x + 15 |
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B. |
3(x + 4), 3x + 12 |
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C. |
15x |
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D. |
3(x + 12), 3x + 36 |
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Hint |
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18. |
Use the clues on the dot diagram to find the unknown values. |
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A. |
a = 5, b = 17 |
B. |
a = 1, b = 11 |
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C. |
a = 3, b = 15 |
D. |
a = 10, b = 22 |
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Hint |
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19. |
Rewrite 4x + 48 by inserting parentheses. |
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A. |
4(x + 12) |
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B. |
12(4x + 4) |
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C. |
(4x + 12) |
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D. |
x(4 + 12) |
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Hint |
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20. |
Factor the expression.24x2 – 54x |
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A. |
6(4x2 – 9x) |
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B. |
6x(4x – 9) |
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C. |
6x2 (4x – 9) |
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D. |
6x(4x – 9x) |
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Hint |
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