1. | At noon the temperature was 64°. The change in temperature each hour afterward is shown in the table. What was the temperature after the third hour? |
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63° | 62° | |||||

65° | 64° | |||||

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2. | What are the rules for the order of operations? | |||||

Add and subtract in order from left to right. Then multiply or divide in order from left to right. | ||||||

First add, then subtract, then multiply, and then divide. | ||||||

Perform each operation as it appears in order from left to right. | ||||||

Multiply and divide in order from left to right. Then add or subtract in order from left to right. | ||||||

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3. | Find the value of 18 – 3 × 5 – 2. | |||||

8 | 73 | |||||

45 | 1 | |||||

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4. | Evaluate 6 · 7 – 2p if p = 5. |
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150 | 420 | |||||

200 | 32 | |||||

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5. | Solve 16 = k + 10 using mental math. |
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8 | 10 | |||||

9 | 6 | |||||

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6. | Volleyball courts are rectangular and measure about 18 meters by 9 meters. What is the area of a volleyball court? | |||||

54 m^{2} |
92 m^{2} |
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27 m^{2} |
162 m^{2} |
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7. | A composite number ______. | |||||

has exactly two factors | is the number 2 | |||||

is a number less than 1 | has more than two factors | |||||

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8. | Find the prime factorization of 32. | |||||

2 × 3 | 2 × 2 × 2 × 2 × 2 × 2 | |||||

2 × 2 × 2 × 2 × 2 | 2 × 2 × 2 × 2 | |||||

Hint | ||||||

9. | You want to jog of a mile, and you know that a mile is 5,280 feet. How far, in feet, do you want to jog? | |||||

1,875 ft | 1,320 ft | |||||

14,080 ft | 1,980 ft | |||||

Hint | ||||||

10. | Your parents tell you that they will give you a weekly allowance of $2 every time you do the dishes, $5 every time you sweep the floor, and $3 every time you pull weeds. How much money will you get if you do the dishes three times, sweep the floor once, and pull weeds twice in a week? | |||||

$17 | $60 | |||||

$10 | $23 | |||||

Hint | ||||||

11. | Write 7^{3} as a product. |
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3 · 3 · 3 · 3 · 3 · 3 | 7 · 7 · 7 · 7 | |||||

3 · 3 · 3 · 3 · 3 · 3 · 3 | 7 · 7 · 7 | |||||

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12. | Solve 3 = 9 – n using mental math. |
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3 | 9 | |||||

6 | 7 | |||||

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13. | Find the missing output values for the function table. | |||||

3, 2, 1 | 4, 5, 6 | |||||

40, 41, 42 | 0, 4, 8 | |||||

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14. | Find the rule for the function table. | |||||

3n ÷ 4 |
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n × 2 |
n − 2 |
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3n ÷ 4 |
n ÷ 3 |
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Hint | ||||||

15. | Write the prime factorization of 84 using exponents. | |||||

2^{2} × 21 |
2^{2} × 3^{3} × 7 |
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2^{2} × 3 × 7 |
2^{3} × 3 × 7 |
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Hint | ||||||

16. | The measurements of two different rectangular swimming pools are 35 feet by 13 feet and 41 feet by 12 feet. What is the difference in their areas? | |||||

63 square feet | 113 square feet | |||||

37 square feet | 43 square feet | |||||

Hint | ||||||

17. | ORDER OF OPERATIONS Use the symbols +, −, ×, or ÷ to make the following sentence true. Use each symbol only once.5 □ 2 □ 6 □ 1 = 16 |
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5 + 2 × 6 − 1 = 16 | 5 + 2 − 6 × 1 = 16 | |||||

5 × 2 − 6 ÷ 1 = 16 | 5 − 2 + 6 × 1 = 16 | |||||

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18. | GROCERIES A family purchased milk and bread at the grocery store. Each gallon of milk cost $2.75, and each loaf of bread cost $1.50. If the family spent a total of $10 on 5 items, how many of each did they buy? |
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2 gallons of milk and 3 loaves of bread | 1 gallon of milk and 4 loaves of bread | |||||

3 gallons of milk and 2 loaves of bread | 4 gallons of milk and 1 loaf of bread | |||||

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19. | Find the difference. 564 − 35 |
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529 | 599 | |||||

539 | 531 | |||||

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20. | Find the sum. | |||||

72 | 82 | |||||

83 | 73 | |||||

Hint | ||||||