Petromax Enterprises uses a continuous review inventory control system for one of its SKUs. The following information is available on the sun. The fimm operatus 52 wteks in a year. Refer to the standard normal table for z values > Demand - 52,000 units/year > Ordering cost = $32,50/order > Holding cost = $2.50/unityear Average lead time - weeks Standard deviation of weeky demand = 175 untu a. The economic order quantity for this item is unts. (Enter your exponse rounded to the nearest whole number) b. 1 Petromax wanta to provide a 99% service level, the safety stock is uritu (enter your response rounched to the nearest whole number) and the recrter point is units under your response rounded to the nearest whole number