

1. 
Evaluate 27 ÷ 3 · 3 + 5. 


A. 
8 
B. 
17 


C. 
72 
D. 
32 


Hint 


2. 
What is the interval? 





A. 
51100 
B. 
50 


C. 
9 
D. 
10 


Hint 


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


A. 
21 
B. 
47.4 


C. 
55 
D. 
71 


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. 
93 


C. 
80 
D. 
100 


Hint 


5. 
Which statistic is misleading in the following set of test scores? 2, 85, 87, 88, 89 


A. 
mean 
B. 
median 


C. 
mode 
D. 
upper quartile 


Hint 


6. 
Which statistic gives the most accurate information for the following set of test scores? 2, 85, 87, 88, 89 


A. 
mode 
B. 
median 


C. 
range 
D. 
mean 


Hint 


7. 
Which statistic reveals the least about the increase in the following average gasoline prices for seven consecutive weeks? $1.05, $1.05, $1.05, $1.55, $1.65, $1.75, $2.00 


A. 
median 
B. 
mean 


C. 
mode 
D. 
range 


Hint 


8. 
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 


9. 
In physics, the number measures the force of gravity between two objects when a and b each stand for the mass one of the objects and d stands for the distance between them. Find the force of gravity when a = 5, b = 8, and d = 2. 


A. 
5 
B. 
10 


C. 
20 
D. 
40 


Hint 


10. 
Solve x + 3 = 22. 


A. 
23 
B. 
19 


C. 
17 
D. 
25 


Hint 


11. 
Solve 3x = 36. 


A. 
6 
B. 
12 


C. 
14 
D. 
13 


Hint 


12. 
Ben races motorcycles for fun. So far, his lap times, in seconds, are 32, 35, 33, and 32. What time must Ben get on his final lap for his average lap time to be 32.6? 


A. 
31 
B. 
32 


C. 
33 
D. 
32.6 


Hint 


13. 
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. 
4,020 
B. 
420 billion 


C. 
4.02 million 
D. 
4.02 billion 


Hint 


14. 
Describe and identify the pattern in the sequence. 6, 7, 9, 12, 16, … 


A. 
×2; geometric 
B. 
Add 1 to the first term, add 2 to the second term, and so on; neither arithmetic nor geometric 


C. 
Add 2 to the first term, add 4 to the second term, and so on; neither arithmetic nor geometric 
D. 
+1; arithmetic 


Hint 


15. 
Describe and identify the pattern in the sequence. 0.3, 0.6, 1.2, 2.4, … 


A. 
×0.2; geometric 
B. 
+2; arithmetic 


C. 
×2; geometric 
D. 
+0.3; arithmetic 


Hint 


16. 
Michigan’s population is almost 10,000,000 people. Texas’ population is twice that of Michigan. About how many people live in Texas? 


A. 
2.0 × 10^{7} 
B. 
2.0 × 10^{8} 


C. 
2.0 × 10^{9} 
D. 
2.0 × 10^{6} 


Hint 


17. 
The Used Car Store recently took an inventory of the remaining cars on their lot. The frequency table shows the results. Find how many cars were made in the 21st century. 





A. 
29 
B. 
33 


C. 
18 
D. 
15 


Hint 


18. 
The table shows the scores of the University of Texas men’s basketball team during the 20022003 regular season. Make a stemandleafplot and use it to find the statement that best describes the data. 





A. 
The majority of points scored were in the 70s. 
B. 
The data point 58 is an outlier. 


C. 
The majority of points scored were in the 80s. 
D. 
The mode is 77 points scored. 


Hint 


19. 
Which bar graph shows the number of endangered species by group in the U.S.? 





A. 



B. 



C. 



D. 



Hint 


20. 
Make a histogram to show the number of hours people in the survey sleep. 





A. 

B. 



C. 

D. 



Hint 


