

1. 
Find the solution of 72 + z = 84 if the value of z can be selected from the set {4, 8, 12, 16}. 


A. 
8 
B. 
12 


C. 
4 
D. 
16 


Hint 


2. 
Evaluate (6 – 3) · 2. 


A. 
9 
B. 
1 


C. 
6 
D. 
0 


Hint 


3. 
Evaluate 27 ÷ 3 · 3 + 5. 


A. 
17 
B. 
32 


C. 
72 
D. 
8 


Hint 


4. 
Evaluate 3 · 4 + 6^{2} 


A. 
48 
B. 
76 


C. 
103 
D. 
24 


Hint 


5. 
Write 3,465 in scientific notation. 


A. 
0.3465×10^{4} 
B. 
3.465×10^{3} 


C. 
34.65×10^{2} 
D. 
346.5×10 


Hint 


6. 
How many customer service ratings above 80 did the company receive? 





A. 
5 
B. 
12 


C. 
16 
D. 
2 


Hint 


7. 
Choose an appropriate scale for the data 31, 25, 37, 41, and 38. 


A. 
050 
B. 
3138 


C. 
0100 
D. 
2541 


Hint 


8. 
If the number 178,651 is rounded to 179,000 and plotted on a stem and leaf plot as 179, how would you plot 151,205? 


A. 
152 
B. 
151 


C. 
115 
D. 
1512 


Hint 


9. 
What is the upper quartile for the quiz scores? 





A. 
20 
B. 
17 


C. 
13 
D. 
12 


Hint 


10. 
Find the next term in the sequence 3, 9, 15, 21, … 


A. 
27 
B. 
63 


C. 
25 
D. 
36 


Hint 


11. 
The prices of a certain type of calculator in eight different retail stores are; $70 $75 $80 $80 $85 $90 $95 $105. Which of the tables is a frequency table of the prices? 


A. 



B. 



C. 



D. 



Hint 


12. 
Luis Gonzales plays baseball for the Arizona Diamondbacks. After 20 games one season, he had 11 homeruns. Predict how many homeruns he will have after 100 games. 


A. 
22 
B. 
100 


C. 
220 
D. 
55 


Hint 


13. 
Evaluate 7 × (a  4) if a = 9. 


A. 
63 
B. 
28 


C. 
35 
D. 
59 


Hint 


14. 
Evaluate ab + 8 if a = 4 and b = 7 


A. 
55 
B. 
60 


C. 
36 
D. 
28 


Hint 


15. 
What is the lower extreme for the quiz scores? 





A. 
3 
B. 
15 


C. 
20 
D. 
12 


Hint 


16. 
If you have taken five English tests this quarter and received scores of 72, 72, 93, 94, and 95, what misleading statistic could you use to make your grades look better than they are? 


A. 
mode 
B. 
median 


C. 
mean 
D. 
range 


Hint 


17. 
Evaluate 16 + (9  4)10  4 · 5. 


A. 
96 
B. 
190 


C. 
46 
D. 
35 


Hint 


18. 
Graph the solution of 11 + y = 28 on a number line. 


A. 

B. 



C. 

D. 



Hint 


19. 
Graph the solution of 18 = on a number line. 


A. 

B. 



C. 

D. 



Hint 


20. 
On average, letter carriers deliver approximately 670 million pieces of mail each day. About how many pieces of mail do they deliver in 6 days? 


A. 
420 billion 
B. 
4,020 


C. 
4.02 billion 
D. 
4.02 million 


Hint 


