IM.65 Boeing orders a small part (component) used in many of its wing assemblies. Below is some information on this part: Cost per case = $555 Parts per case = 56 Daily usage of parts per day (demand) = 54 Standard deviation of daily demand = 13 Purchasing lead time (in days) = 9 Desired service level = 95% Ordering (administrative) costs = $310 Annual interest earned on cash = 5%

Assume that Boeing operates 365 days per year What should be the safety stock for this part (in parts, not cases)? (Display your answer to two decimal places.)

What should be the reorder point (in parts, not cases)? (Display your answer to two decimal places.)

What is the economic order quantity (in parts, not cases)? (Display your answer to the nearest whole number.)