What ratio is equal to 1/3?

3:1
6:9
20:80
21:63

5 answers

It can't be 3:1

6:9 = 6/9 = 2/3

Which of the other two is equal to 1/3?
21:63
Right!

The fraction 21/63 reduces to 1/3.
Thank you very much!
You're very welcome.