M.62 athletic apparel is trying to determine how to manage their stock of t-shirts. for one particular size and color they have an average daily demand of 20 shirts, but it varies by about 3 shirts per day. their lead time for receiving new t-shirts is 4 days. they are striving for a 87% service level. what should be their safety stock for this particular t-shirt? (display your answer to two decimal places.) 30.13 what should be their reorder point for this particular shirt? (display your answer to two decimal places.) 82.60