6 out of 18 = () divided by () = what fraction; 1 out of 6 = 2 divided by () = () divided by 30 = () divided by ()?

6 out of 18 = () divided by () = what fraction; 1 out of 6 = 2 divided by () = () divided by 30 = () divided by ()?

6 divided by 18 = 1 / 3
1 in 6 = 2 divided by 12 = 5 divided by 30 = 3 divided by 18