I need help answering this question. Could someone please answer it for me. I have been trying all day.

Problem 13-31 A drugstore uses fixed-order cycles for many of the items it stocks. The manager wants a service level of .98. The order interval is 13 days, and lead time is 2 days. Average demand for one item is 60 units per day, and the standard deviation of demand is 3 units per day. Given the on-hand inventory at the reorder time for each order cycle shown in the following table. Use Table. Cycle On Hand 1 47 2 11 3 107 Determine the order quantities for cycles 1, 2, and 3: (Round your answers to the nearest whole number) Cycle 1 2 3 Units