Plz need to get on my teacher good side plz and plz explain how u got the answer

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?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

Which representation has a constant of variation of -2.5