please help with steps, thank you

hess alternatives or decide to solect none of them. Make a recormendation based on the following methods. a. Based on PYN Entinod, Design is more econorical. b. The madifed Bic ratio of Design Y is (Round in lwo decimat tisces) The mesfed Bic ration of Besign Zis _Fosed to tima decmul ploces) a. Thu incrementai BJc rato is (Roune to two decinal praces) Therefbre, bated on the BuC ratio method. Devgn Therefore, bates con the poptack berioe nethod, Design _ wouls te prelerted