

1. 
Which of the following numbers is prime? 


A. 
15 
B. 
9 


C. 
1 
D. 
5 


Hint 


2. 
Write the prime factorization of 1500. 


A. 
2 × 3 × 5 
B. 
2^{2} × 3 × 5^{2} × 10^{2} 


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


Hint 


3. 
What is the greatest common factor of 16x^{2} and 12x? 


A. 
12x 
B. 
4x 


C. 
16x^{2} 
D. 
4x^{2} 


Hint 


4. 
Which model represents the same fraction as the model shown? 





A. 

B. 



C. 

D. 



Hint 


5. 
Name a fraction equivalent to the fraction that is modeled in the figure. 





A. 

B. 



C. 

D. 



Hint 


6. 
Express 0.32 as a fraction. 


A. 

B. 
3.2 


C. 

D. 



Hint 


7. 
What is the least common multiple of 4, 5, and 16? 


A. 
160 
B. 
80 


C. 
64 
D. 
16 


Hint 


8. 
Which symbol makes the sentence true? 





A. 
> 
B. 
< 


C. 

D. 
= 


Hint 


9. 
Find the least common denominator for and 


A. 
10 
B. 
5 


C. 
50 
D. 
15 


Hint 


10. 
Write 0.6734343434… in bar notation. 


A. 

B. 



C. 

D. 



Hint 


11. 
What is the greatest common factor of 20x^{2} and 32x^{3}? 


A. 
8x 
B. 
4x 


C. 
4x^{2} 
D. 
8x^{3} 


Hint 


12. 
Express as a percent. 


A. 
0.69% 
B. 
6.87% 


C. 
687.30% 
D. 
68.73% 


Hint 


13. 
Express as a percent. 


A. 
6% 
B. 
12% 


C. 
3% 
D. 
15% 


Hint 


14. 
Rachel and Diego both jog regularly. Rachel jogs every other day, and Diego jogs every third day. They both jogged today. How many days will it be before they both jog on the same day again? 


A. 
2 
B. 
3 


C. 
12 
D. 
6 


Hint 


15. 
Express 83% as a decimal. 


A. 
8.3 
B. 
83 


C. 
0.83 
D. 
0.083 


Hint 


16. 
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. 
0.5 


C. 
2.1 
D. 
5.0 


Hint 


