HELP TIMED 20 MIN LEFT BRAIBLIST

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?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Which is the focus of a parabola with equation y2=4x