

1. 
Write 0.21111... using bar notation. 


A. 

B. 



C. 

D. 



Hint 


2. 
Write the prime factorization of 1500. 


A. 
2^{2} × 3 × 5^{2} 
B. 
2 × 3 × 5 


C. 
2^{2} × 3 × 5^{2} × 10^{2} 
D. 
2^{2} × 3 × 5^{3} 


Hint 


3. 
Based on the factor trees, what is the greatest common factor of 8 and 20? 


A. 
2 
B. 
20 


C. 
8 
D. 
4 


Hint 


4. 
Which fraction is when written in simplest form? 


A. 

B. 



C. 

D. 



Hint 


5. 
Express as a percent. 


A. 
35% 
B. 
350% 


C. 
0.35% 
D. 
3.5% 


Hint 


6. 
Find the least common denominator for and 


A. 
15 
B. 
5 


C. 
50 
D. 
10 


Hint 


7. 
Express 0.87 as a percent. 


A. 
87% 
B. 
0.87% 


C. 
870% 
D. 
8.7% 


Hint 


8. 
Which of the following numbers is prime? 


A. 
63 
B. 
75 


C. 
43 
D. 
57 


Hint 


9. 
What is the greatest common factor of 20x^{2} and 32x^{3}? 


A. 
8x 
B. 
4x^{2} 


C. 
8x^{3} 
D. 
4x 


Hint 


10. 
Express as a percent. 


A. 
3% 
B. 
6% 


C. 
15% 
D. 
12% 


Hint 


11. 
Express 0.24 as a fraction. 


A. 

B. 



C. 

D. 



Hint 


12. 
Find the least common multiple of 12 and 8. 


A. 
12 
B. 
24 


C. 
96 
D. 
48 


Hint 


13. 
Marquez is on a certain baseball team that has a fourman pitching rotation, so each pitcher plays every four days. Walter is on another team, which has a fiveman rotation. If Marquez and Walter play in the same game today, how many days will it be before they play on the same day again? 


A. 
5 
B. 
4 


C. 
20 
D. 
10 


Hint 


14. 
The pie graph shows the percentage of people found in a survey to prefer certain colors of candy to others. Write the percentage of people who preferred red candy as a decimal. 





A. 
0.21 
B. 
2.1 


C. 
5.0 
D. 
0.5 


Hint 


15. 
The table shows approximately the number of mobile phone users in each age group. Find the number of phone users aged 1217 as a fraction of the number of mobile phone users aged 55 and over in simplest form. 





A. 

B. 



C. 

D. 



Hint 


16. 
Find the true sentence. 


A. 
> 0.17 
B. 
63% < 0.6 


C. 
45% > 
D. 
0.56 = 


Hint 


