A product used in a laboratory of the hospital costs $ 60 to order, and its carrying cost per item per week is one cent. Demand for the item is six hundred units weekly. The lead time is three weeks and the purchase price is $ 0.60. a. What is the economic order quantity for this item? b. What is the length of an order cycle? c. Calculate the total weekly costs. d. What is the investment cost for this item? e. If ordering costs increase by 50 percent, how would that affect EOQ? f. What would be the reorder point for this item if no safety stocks were kept? g. What would be the reorder point if one thousand units were kept as safety stock?