Petromax Enterprises uses a continuous review inventory control system for one of its SKUs. The following information is available on the item. The firm operates 48 weeks in a year, Refor to the standari nomal table for z-valuen. - Denand =91,000 uncteryear * Ordering cost = $38.60 lordet - Holding cost = 53 . 00 vnityear * Average lead time =9 weeks - Slandard deviation of weekly demand = 250 units a. The economic ordor quantyy for this item is units. (Enter your rosponse rounded to the nearest whole number.)