

1. 
Evaluate if a = 9, b = 6 and c = 3. 


A. 
15 
B. 
5 


C. 
11 
D. 
9 


Hint 


2. 
Solve 5 + y = 11. 


A. 
7 
B. 
16 


C. 
6 
D. 
2 


Hint 


3. 
Write 2,564,000 in scientific notation. 


A. 
2.564×10^{5} 
B. 
2,564×10^{3} 


C. 
25.64×10^{5} 
D. 
2.564×10^{6} 


Hint 


4. 
Find the median of {55, 21, 21, 69, 71}. 


A. 
55 
B. 
71 


C. 
21 
D. 
47.4 


Hint 


5. 
The mean is the _______ of a set of numbers. 


A. 
highest number 
B. 
most frequent 


C. 
middle number 
D. 
arithmetic average 


Hint 


6. 
Find the lower quartile for the quiz scores. 





A. 
12 
B. 
3 


C. 
13 
D. 
17 


Hint 


7. 
Which is not a reason that measures of central tendency for a set of data can be misleading? 


A. 
inaccurate data 
B. 
outliers in the data 


C. 
too much data 
D. 
incomplete data 


Hint 


8. 
Name the operation that should be done first in the expression 9 × (7 – 3) ÷ 2. 


A. 
division 
B. 
subtraction 


C. 
addition 
D. 
multiplication 


Hint 


9. 
Evaluate x + 5y if x = 12 and y = 9. 


A. 
57 
B. 
153 


C. 
71 
D. 
47 


Hint 


10. 
Which symbol makes the following statement true? 1.55 × 10^{4} ______ 15,000 


A. 
< 
B. 
= 


C. 

D. 
> 


Hint 


11. 
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. 
mode 
B. 
median 


C. 
range 
D. 
mean 


Hint 


12. 
Find the solution of 62 + x = 75 if the value of x can be selected from the set {12, 13, 14, 15}. 


A. 
13 
B. 
14 


C. 
12 
D. 
15 


Hint 


13. 
Find the next term in the sequence 1, 6, 36, 216, 


A. 
1296 
B. 
1944 


C. 
222 
D. 
7776 


Hint 


14. 
Find the next term in the sequence 81, 27, 9, 3, … 


A. 
9 
B. 
3 


C. 
1 
D. 
6 


Hint 


15. 
Write 7 · 7 · 7 · 7 · 7 in exponential form. 


A. 
7^{7} 
B. 
5^{7} 


C. 
7^{5} 
D. 
5^{5} 


Hint 


16. 
Graph the solution of 3b = 33 on a number line. 


A. 

B. 



C. 

D. 



Hint 


17. 
On a full flight from San Antonio to Los Angeles 28 people sat in first class. If 130 were on the flight, how many people sat in coach? 


A. 
102 
B. 
112 


C. 
108 
D. 
158 


Hint 


18. 
Rewrite a + (b + c) using the Associative Property. 


A. 
a + b + c + 0 
B. 
ab + ac 


C. 
(c + b) + a 
D. 
(a + b) + c 


Hint 


19. 
The stemandleaf plot shows the bowling scores of one round of a bowling meet. Find the true statement. 





A. 
The range of the bowling scores is 33. 


B. 
Only one bowler scored in the 170179 point range. 


C. 
Their were a total of 15 bowlers who participated in the meet. 


D. 
The bowling score of 168 is an outlier of the data. 


Hint 


20. 
Which frequency table matches the histogram below? 





A. 

B. 



C. 

D. 



Hint 


