What fraction is equal to 12 1/5

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?

How do you use the elimination method for this question? explain, because i really want to understand!

With finding limits of multi variable !