5
1 and 2.
The LCM of the given numbers is 13,300
The HCF of both numbers is 1
Both 15 and 20 can go into 60, as they are both factors of that number.
5
The LCM of both numbers is 60
1.
1 and 5.
1
1 and 2.
1 and 3 will go into both numbers evenly
Well 2 and 4 both go in evenly.
1, 2 and 4.
The LCM of the given numbers is 13,300
The HCF of both numbers is 1
1, 5, 25.