

1. 
Evaluate (17 + 15) ÷ (5 – 1). 


A. 
8 
B. 
4 


C. 
32 
D. 
19 


Hint 


2. 
Evaluate if a = 5, b = 6 and c = 3. 


A. 

B. 
30 


C. 
3 
D. 
10 


Hint 


3. 
Write 3,465 in scientific notation. 


A. 
34.65×10^{2} 
B. 
0.3465×10^{4} 


C. 
346.5×10 
D. 
3.465×10^{3} 


Hint 


4. 
What is the upper extreme for the quiz scores? 





A. 
3 
B. 
15 


C. 
17 
D. 
20 


Hint 


5. 
Solve (5)^{2} = c. 


A. 
10 
B. 
25 


C. 
25 
D. 
10 


Hint 


6. 
Solve 5x = 40. 


A. 
8 
B. 
6 


C. 
35 
D. 
9 


Hint 


7. 
Solve . 


A. 

B. 



C. 

D. 



Hint 


8. 
Find . 


A. 

B. 



C. 

D. 



Hint 


9. 
Solve . 


A. 

B. 



C. 

D. 



Hint 


10. 
The length of a rectangle measures feet. The width measures 30 inches. Find the perimeter of the rectangle. 


A. 
8 ft 
B. 
ft 


C. 
ft 
D. 
5 ft 


Hint 


11. 
Express 0.87 as a percent. 


A. 
870% 
B. 
8.7% 


C. 
0.87% 
D. 
87% 


Hint 


12. 
Evaluate x^{2} + 2xy + y^{2} if = 4 and y = 7. 


A. 
78 
B. 
86 


C. 
65 
D. 
121 


Hint 


13. 
523 m = ______ km 


A. 
5.23 
B. 
0.523 


C. 
0.0523 
D. 
523,000 


Hint 


14. 
An automobile dealer wants to sell a certain car for $20,000. If three other dealers in town are selling the same car for $15,000, $15,000, and $30,000, which measure of central should the car dealer use to describe this data to his customers? 


A. 
range 
B. 
mean 


C. 
mode 
D. 
median 


Hint 


15. 
Which of the following is a way in which statistics are made to be misleading? 


A. 
All three measures of central tendency are presented. 
B. 
The actual data are shown, and you are allowed to figure out the measures of central tendency on your own. 


C. 
Outliers on data are brought up and their effects on the measures of central tendency are explained. 
D. 
The scale is altered on a graph. 


Hint 


16. 
The groundskeeper for a professional football team is very careless. He paints one of the end zones and keeps on painting on the regular playing field. If he paints 12 yards of the 100yard football field all the way across before he stops and notices, what percent of the playing field did he accidentally paint? 


A. 
6% 
B. 
0.06% 


C. 
12% 
D. 
0.12% 


Hint 


17. 
The scatter plot shows the number of students per computer in U.S. public schools. Describe the trend shown in the graph. 





A. 
Their is no relationship between the number of students per computer and the years. 


B. 
The number of students per computer is staying the same. 


C. 
The number of students per computer is increasing. 


D. 
The number of students per computer is decreasing. 


Hint 


18. 
Make a stemandleafplot of the prices of DVD players listed in the table. 





A. 



B. 



C. 



D. 



Hint 


19. 
Both bar graphs show the amount it costs to heat a twostory house during the winter. Which graph is misleading? Explain. 





A. 
Graph B; there is a break in the vertical scale, the cost of heating the house in January appears to be much greater than heating the house in November. 


B. 
Graph A; there is no break in the vertical scale, the cost of heating the house in December and February are about the same. 


C. 
Graph A; the months are not ordered from greatest to least cost. 


D. 
Graph B; the months are not ordered from least to greatest cost. 


Hint 


20. 
Factor 18ab^{2}. 


A. 
2 · 3 · 3 · a · b 
B. 
2 · 3 · 3 · a · b · b 


C. 
2 · 3 · a · b · b 
D. 
2^{2} · 3 · a · b · b 


Hint 


