Convider a periodic review system, where orders are placed overy 22 days. The firm strives in provide a 94.84% cyele service level. Demand avernges 425 unis a. How mary units of satety stock should be hela? 996 units (nound your response to the nearest integer). b. What sheuld the target imentory level forden-up-to level) be? ints (round your enspense to the nearest integor) c. Suppose that it is time to review the item. There are 1 Sounits in inventery, and there is an eutatanding backorder for A74units. Mn order for 140 units is on the way How many unta should be ofered now? inits (round your rosponse to the nearest integer)