1. | Evaluate 5^{2}. |
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30 | 10 | |||||

25 | 32 | |||||

Hint | ||||||

2. | What is the difference between the highest and the lowest values? | |||||

84 | 80 | |||||

75 | 100 | |||||

Hint | ||||||

3. | What is the multiplicative inverse of | |||||

4 | ||||||

Hint | ||||||

4. | Which graph matches the following statement? The outside temperature rises steadily to 85° at 3 p.m., then drops steadily to 65° at 8 p.m.. |
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5. | Name the set of numbers that is graphed below. | |||||

{-6, -3, 2, 4} | {-6, -3, 0, 2, 4} | |||||

{all integers} | {-3, 2, 4} | |||||

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6. | Solve | |||||

n = |
n = 2 |
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n = 9 |
n = |
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Hint | ||||||

7. | Which statement is best illustrated by the graph? | |||||

walking up steps | driving through the city | |||||

jogging | driving on the highway | |||||

Hint | ||||||

8. | A 50-mile trip uses 2 gallons of gas. How much gas would you use on a 115-mile trip? | |||||

4.6 gallons | 4 gallons | |||||

25 gallons | 5 gallons | |||||

Hint | ||||||

9. | State the inverse of the relation as a set of ordered pairs. | |||||

{(1, -2), (2, -1), (3, -1)} | {(-1, 3), (-2, 1)} | |||||

{(-2, -1), (-1, 2)} | {(-1, 3), (-1, 2), (-2, 1)} | |||||

Hint | ||||||

10. | Find the range of y = 3x + 2 if the domain is {-3, -1, 0, 1, 3}. |
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{2, 5, 11} | {-7, -1, 2} | |||||

{-11, -5, 2, 5, 11} | {-7, -1, 2, 5, 11} | |||||

Hint | ||||||

11. | Find the domain of y = 6x if the range is {36, 24, 12, 0}. |
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{6, 4, 2} | {6, 4, 2, 0} | |||||

{216, 144, 72, 0} | {30, 18, 6, -6} | |||||

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12. | Determine the slope of the line that passes through (2, 2) and (5, 8). | |||||

-2 | ||||||

2 | ||||||

Hint | ||||||

13. | Write the standard form of an equation of the line that passes through (-2, 5) and has an undefined slope. |
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x = -2 |
-2x + 5y = 0 |
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x - y = 3 |
y = 5 |
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Hint | ||||||

14. | Identify the conclusion in the following algebraic statement: If a = 3, then 2a + 1 = 7. |
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2a + 1 |
2a |
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a = 3 |
2a + 1 = 7 |
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Hint | ||||||

15. | Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many more students said they have 2 family members in their household than 6? | |||||

15 | 10 | |||||

5 | 20 | |||||

Hint | ||||||

16. | Evaluate 5w^{2} if w = -. |
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1 | ||||||

-1 | ||||||

Hint | ||||||

17. | Find the next three terms of the arithmetic sequence 41, 54, 67, 80,…. | |||||

103, 126, 149 | 93, 106, 119 | |||||

91, 102, 113 | 95, 110, 125 | |||||

Hint | ||||||

18. | Use the direct variation equation y = 22x to find x when y = 88. |
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x = -4 |
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x = 4 |
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Hint | ||||||

19. | Write an equation of a line that passes through (-12, -14) with slope . | |||||

Hint | ||||||

20. | If Dale Jarrett drives his car 1760 feet on the racetrack in 6 seconds, about how long will it take him to drive 2640 feet, a half mile? | |||||

18 minutes | 18 seconds | |||||

9 seconds | 6 minutes, 40 seconds | |||||

Hint | ||||||