

1. 
Find the least common multiple of 6 and 15. 


A. 
15 
B. 
3 


C. 
60 
D. 
30 


Hint 


2. 
What is the least common multiple of 4, 5, and 16? 


A. 
80 
B. 
16 


C. 
64 
D. 
160 


Hint 


3. 
Find the least common multiple of 3, 4, and 5. 


A. 
60 
B. 
120 


C. 
12 
D. 
30 


Hint 


4. 
Find the least common multiple of 3 and 6. 


A. 
6 
B. 
18 


C. 
12 
D. 
3 


Hint 


5. 
Find the least common multiple of 18 and 24. 


A. 
432 
B. 
216 


C. 
72 
D. 
36 


Hint 


