Getting two counts and then dividing them

Question

I am attempting to get two counts and then divide those two counts to get the ratio of the items I am counting. I saw this post here and tried that. I am getting an error in my

Answer 1

Use SELECT A.NUM, A.DENOM, cast(A.NUM as float)/cast(A.DENOM as float)

SQL Server consider that A.NUM / A.DENOM are int, because A.NUM and A.DENUM are int