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Cou > oday Petromax Enterprises uses a continuous review inventory control system for one of its SKUs. The following information is available on the tem The fimm operates 52 weeks in a year. Refer to the standard normal table for 2-values Demand = 78,000 units/year > Ordering cost $30.00/order Holding cost = $4.00/unit/year >> Average lead time = 9 weeks Standard deviation of weekly demand = 225 units a. The economic order quantity for this item is units. (Enter your response rounded to the nearest whole number) b. If Petromax wants to provide a 56% service level the safety stock is unies (enter your response rounded to the nearest whole number and the morder point is units (enter your response rounded to the nearest whole number) NO s(0)