answersLogoWhite

0

The greatest common factor of 20, 21, and 25 is 1. Although 20 and 25 can be divisible by 5, 21 can not. Therefore, the only common factor between these three numbers is 1 and it's the greatest one as well.

User Avatar

Wiki User

15y ago

Still curious? Ask our experts.

Chat with our AI personalities

ProfessorProfessor
I will give you the most educated answer.
Chat with Professor
ReneRene
Change my mind. I dare you.
Chat with Rene
RafaRafa
There's no fun in playing it safe. Why not try something a little unhinged?
Chat with Rafa
More answers
  1. Greatest Common Factor (GCF) of (20,25) is 5
  2. Least Common Multiple (LCM) of (20,25) is 100
User Avatar

Wiki User

14y ago
User Avatar

The Greatest Common Factor of 20, 25, 40: 5

User Avatar

Wiki User

14y ago
User Avatar

The HCF of 20 & 25 is 5.

User Avatar

Wiki User

12y ago
User Avatar

The GCF of 10, 20, and 25 is 5

User Avatar

Wiki User

8y ago
User Avatar

The GCF is 1.

User Avatar

Wiki User

9y ago
User Avatar

Add your answer:

Earn +20 pts
Q: What is the greatest common factor of 20 21 and 25?
Write your answer...
Submit
Still have questions?
magnify glass
imp