

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


A. 
11 
B. 
5 


C. 
9 
D. 
15 


Hint 


2. 
Write 0.21111... using bar notation. 


A. 

B. 



C. 

D. 



Hint 


3. 
Write 120,000,000 in scientific notation. 


A. 
1.2×10^{8} 
B. 
1.2×10^{9} 


C. 
12×10^{7} 
D. 
0.12×10^{9} 


Hint 


4. 
The mean is the _______ of a set of numbers. 


A. 
arithmetic average 
B. 
highest number 


C. 
most frequent 
D. 
middle number 


Hint 


5. 
Which interval has the most values? 





A. 
1019 
B. 
9099 


C. 
6069 
D. 
7079 


Hint 


6. 
Find the lower quartile for the quiz scores. 





A. 
17 
B. 
13 


C. 
12 
D. 
3 


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. 
range 
B. 
mode 


C. 
mean 
D. 
median 


Hint 


8. 
Express as a percent. 


A. 
0.35% 
B. 
3.5% 


C. 
35% 
D. 
350% 


Hint 


9. 
Solve (16) ÷ (4) = b. 


A. 
4 
B. 
20 


C. 
4 
D. 
20 


Hint 


10. 
Express 31 per hundred as a percent. 


A. 
31 
B. 
31% 


C. 
31% 
D. 
0.31% 


Hint 


11. 
Express 56% as a decimal. 


A. 
0.56 
B. 
5.6 


C. 
0.056 
D. 
0.0056 


Hint 


12. 
Write 45,870,320 in scientific notation. 


A. 
4.587032 × 10^{7} 
B. 
45.87032 × 10^{7} 


C. 
4.587032 × 10^{8} 
D. 
45.87032 × 10^{6} 


Hint 


13. 
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. 
median 


C. 
mode 
D. 
mean 


Hint 


14. 
Which of the following numbers is prime? 


A. 
63 
B. 
75 


C. 
57 
D. 
43 


Hint 


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


A. 
6 
B. 
1 


C. 
9 
D. 
3 


Hint 


16. 
Express in simplest form. 


A. 

B. 



C. 

D. 



Hint 


17. 
Write 4 times k, increased by 9, is 45 as an algebraic equation. 


A. 
9k + 4 = 45 
B. 
4k + 9 = 45 


C. 
4k = 45 
D. 
k + 9 = 45 


Hint 


18. 
For membership to an athletic club, it costs $150 to join and $28 per month of membership. Write an equation to figure out how many months it will be before the total cost is $290. 


A. 
150 = 290 + 28m 
B. 
150 + 28m = 290 


C. 
290 = 150m + 28 
D. 
28 + 290m = 150 


Hint 


19. 
Which expression represents the Identity Property of Multiplication? 


A. 
4 × 1 = 1 × 4 
B. 
j × 1 = j 


C. 
8 + 0 = 8 
D. 
h × 0 = 0 


Hint 


20. 
The record high and low temperatures recorded in New York are 108°F and 52°F, respectively. What is the range of temperatures? 


A. 
56°F 
B. 
160°F 


C. 
160°F 
D. 
56°F 


Hint 


