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1. |
The cost of admission to a science museum is 12a + 5c, where a represents the number of adults and c represents the number of children. How much would it cost for 2 adults and 3 children to go to the museum? |
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A. |
$46 |
B. |
$27 |
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C. |
$39 |
D. |
$22 |
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Hint |
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2. |
Write an expression to represent ''five times as much as I paid yesterday.'' |
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A. |
5c |
B. |
 |
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C. |
5 - c |
D. |
5 + c |
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Hint |
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3. |
If Julie has x strawberries in one sack and four fewer strawberries in another sack, write an expression for how many strawberries are in the second sack. |
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A. |
4 + x |
B. |
x - 4 |
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C. |
x + 4 |
D. |
4 - x |
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Hint |
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4. |
Evaluate b3 + 6 if b = 2. |
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A. |
512 |
B. |
15 |
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C. |
14 |
D. |
12 |
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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 + 7(x) |
B. |
6(x) × 7(x) |
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C. |
6(x) + 7(x) |
D. |
6(x) + 7 |
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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. |
210 |
B. |
420 |
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C. |
42 |
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. |
42.0° F |
B. |
64.4° F |
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C. |
13.6° F |
D. |
38.8° 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. |
15 + 3y |
B. |
8 + 3y |
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C. |
15 + y |
D. |
8 + y |
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Hint |
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9. |
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 + 4 |
B. |
4n + 3 |
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C. |
3n + 4 |
D. |
3n + 3 |
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Hint |
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10. |
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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11. |
Find the equation for the flowchart. |
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A. |
 - 9 = 1 |
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B. |
 - 1 = 9 |
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C. |
 - 9 = 1 |
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D. |
 = 1 |
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Hint |
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12. |
George and a group of his friends are going to a baseball game. Tickets cost $12 apiece and a program costs $5. If George and his friends go to the game and only George buys a program, write an expression for the total amount that George and his friends spent at the game. Use t for the number of tickets bought. |
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A. |
5(t + 12) |
B. |
5t + 12 |
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C. |
12t + 5 |
D. |
12(t + 5) |
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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 + 72 |
B. |
12p + 72 |
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C. |
12p+ 5 |
D. |
5p + 12 |
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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. |
12m + 0.5m |
B. |
12m – 0.5m |
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C. |
12 – 0.5m |
D. |
12 + 0.5m |
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Hint |
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15. |
Find an explanation for the expression s + 3. |
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A. |
If s is the number of students in the classroom, s + 3 is the number of students after 3 new students join the class. |
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B. |
If s is the number of sunny days, s + 3 is the number of sunny days 3 years ago. |
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C. |
If s is the number of students in the classroom, s + 3 is the number of students after 3 students leave the class. |
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D. |
If s is the number of sunny days, s + 3 is the number of sunny days in March, the third month of the year. |
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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 total cost of 3 anchovy pizzas with a delivery fee of $5. |
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B. |
If a is the price of an anchovy pizza in dollars, 5a + 3 is the price of 8 anchovy pizzas. |
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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 5 anchovy pizzas with a delivery fee of $3. |
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Hint |
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17. |
Using the formula for the area of a trapezoid  , find A
if h = 7 cm, b1 = 3 cm, and b2 = 5 cm. |
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A. |
7.5 cm2 |
B. |
28 cm2 |
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C. |
25 cm2 |
D. |
18 cm2 |
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Hint |
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18. |
Write two expressions for the total number of blocks. |
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A. |
5(n + 5), 5n + 25 |
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B. |
5(n + 1), 5n + 5 |
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C. |
5(n – 1), 5n – 5 |
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D. |
5(n – 5), 5n – 25 |
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Hint |
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19. |
Use the clues on the dot diagram to find the unknown values. |
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A. |
a = 1, b = 11 |
B. |
a = 3, b = 15 |
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C. |
a = 10, b = 22 |
D. |
a = 5, b = 17 |
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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 – 9x) |
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C. |
6x(4x – 9) |
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D. |
6x2 (4x – 9) |
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Hint |
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