1. EASY

What is the least common multiple of 3 and 5?

 
2. EASY

What is the least common multiple of 5 and 10?

 
3. EASY

What is the least common multiple of 4 and 3?

 
4. MEDIUM

What is the least common multiple of 12 and 8?

 
5. MEDIUM

What is the least common multiple of 12 and 9?

 
6. MEDIUM

What is the least common multiple of 11 and 10?

 
7. MEDIUM

What is the least common multiple of 6 and 9?

 
8. HARD

What is the least common multiple of 4, 5, and 12?

 
9. HARD

What is the least common multiple of 2, 3, and 15?

 
10. HARD

What is the least common multiple of 5, 7, and 9?