

1. 
Write 2^{4} as a product. 


A. 
4 + 4 
B. 
4 · 4 


C. 
2 · 2 · 2 · 2 
D. 
2 + 2 + 2 + 2 


Hint 


2. 
Evaluate 3 · 4 + 6^{2} 


A. 
48 
B. 
24 


C. 
76 
D. 
103 


Hint 


3. 
Find the median of {55, 21, 21, 69, 71}. 


A. 
55 
B. 
47.4 


C. 
71 
D. 
21 


Hint 


4. 
You have scores of 62, 75, and 90 on three of your history exams. What do you need to get on your fourth exam in order to have a mean of 80? 


A. 
97 
B. 
80 


C. 
93 
D. 
100 


Hint 


5. 
What is the upper quartile for the quiz scores? 





A. 
13 
B. 
12 


C. 
17 
D. 
20 


Hint 


6. 
In a survey, 75 out of 100 eighth graders said they bought lunch at school. What percent is this? 


A. 
25% 
B. 
100% 


C. 
75% 
D. 
0.75% 


Hint 


7. 
Find the absolute value of 4. 


A. 

B. 



C. 
4 
D. 
4 


Hint 


8. 
Solve 7 + (16) = x. 


A. 
9 
B. 
9 


C. 
23 
D. 
23 


Hint 


9. 
Solve x = 28 ÷ 7. 


A. 
4 
B. 
21 


C. 
21 
D. 
4 


Hint 


10. 
Solve 18 = 9z – 9. 


A. 
1 
B. 
–1 


C. 
–2 
D. 
2 


Hint 


11. 
Write an inequality for the sentence three times a number is less than 45. 


A. 
3 + x < 45 
B. 
3x 45 


C. 
3x < 45 
D. 
3x > 45 


Hint 


12. 
Solve 3r + 5 > 26. 


A. 

B. 
r > 21 


C. 
r > 7 
D. 



Hint 


13. 
Evaluate 7 × (a  4) if a = 9. 


A. 
28 
B. 
59 


C. 
35 
D. 
63 


Hint 


14. 
Which statistic gives the most meaningful information about the central tendency of the data {23, 25, 26, 26, 27, 29, 29, 30, 450, 450, 450}? 


A. 
range 
B. 
mode 


C. 
median 
D. 
mean 


Hint 


15. 
Find the next term in the sequence 81, 27, 9, 3, … 


A. 
3 
B. 
1 


C. 
9 
D. 
6 


Hint 


16. 
Solve k = 21 ÷ 3. 


A. 
18 
B. 
7 


C. 
18 
D. 
7 


Hint 


17. 
Write The product of 7 and b is 56 as an algebraic equation. 


A. 
7 ? 56 = b 
B. 
7 + b = 56 


C. 
7b = 56 
D. 
7b + 56 


Hint 


18. 
The scatter plot shows the number of students per computer in U.S. public schools. Assume the number of students stays the same throughout the years. Choose the statement that best describes the data. 





A. 
In the future, their will be more students per computer. 


B. 
Their are more computers in schools in 1990 than their were in 2000. 


C. 
In the future, their will be 0 students per computer. 


D. 
There are more computers in schools in 2000 than their were in 1990. 


Hint 


19. 
The line graph shows the average price of gas for one recent month in Austin, Texas. Why is the graph misleading? 





A. 
The vertical axis is not labeled. 


B. 
It shows that price of gas changed dramatically during the month. 


C. 
It shows that the highest price occurred at the beginning of the month and the lowest price occurred at the end of the month. 


D. 
The horizontal scale is missing the oddnumbered days. 


Hint 


20. 
Find the slope of the line that passes through each pair of points. (3, 1), (4, 6) 


A. 

B. 



C. 
 
D. 
 


Hint 


