Find the LCM of these set of numbers:
1. 30, 2, 10 =
2. 18,6,4 =
3. 3,9, 18 =
4. 6, 12,9 =
5. 8, 10, 20 =
Find the GCF of these set of numbers: - 1. 5, 10, 20 =
2. 36, 12, 18 =
3. 10, 18,24 =
4. 15,9, 12 =
5. 20, 16 = 1.​