Petromax Enterprises uses a continuous reviow inventory control system for one of its SKus. The following information is avialable on the item. The frm operates 48 weeiks in a year. Refer to the standard normal able for 2 -values. - Demand =91,000 unitsyear - Ordering cost = $32 solorder > Holding cost =$3.00. 4 nityear > Average lead time =9 woeks Standard deviation of weekly demand =250 units The economic order quansty for this iem is 1404 unts. (Enter your response rounded to the nearest whole number) b. If Petromax wants to provide a 90% service ievel, the salety siock is unts (onter your response rounded to the nearest whole aumber)