Practical Management Science
6th Edition
ISBN: 9781337406659
Author: WINSTON, Wayne L.
Publisher: Cengage,
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The TransCanada Lumber Company and Mill processes
10,000 logs annually, operating 250 days per year. Immediately upon receiving an order, the logging company’s
supplier begins delivery to the lumber mill at the rate of 60
logs per day. The lumber mill has determined that the ordering cost is $1600 per order, and the cost of carrying logs
in inventory before they are processed is $15 per log on an
annual basis. Determine the following:
a. The optimal order size
b. The total inventory cost associated with the optimal
order quantity
c. The number of operating days between orders
d. The number of operating days required to receive an
orde
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- Thomas Kratzer is the purchasing manager for the headquarters of a large insurance company chain with a central inventory operation. Thomas’s fastest-moving inventory item has a demand of 6,000 units a year. The purchasing cost of each unit is $16 (additional 5% discount applies if at lease 150 units ordered a time), and the inventory carrying cost is $3 per unit per year. The average ordering cost is $10 per order. It takes about 3 working days for an order to arrive. (This is a corporate operation, and there are 300 working days per year.) Answer the following questions, Q1~Q5. Note that you must include Excel formulas/calculations showing how you arrive at the answer. Q1: Assume that the demand is consistent throughout the year. What is the ROP? Note that stockouts and unnecessary inventory holding should be avoided at any times. Q2: Assume that the demand is consistent throughout the year. Based on the EOQ model, to minimize the costs of purchasing, ordering and inventory holding…arrow_forwardPotter Machine Company expects total sales of $60,000. The price per unit is $10. The firm estimates an ordering cost of $25 per order, with an inventory carrying cost of $0.70 per unit. What is the optimal order size?arrow_forwardExamine the historical evolution of inventory management strategies, with a focus on the significant contributions of R. H. Wilson.arrow_forward
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