Authentic Thai rattan chairs are delivered to Gary Schwartz's chain of retail stores, called The Kathmandu Shop, once a year. The reorder point, without safety stock, is 200 chairs. Carrying cost is $40 per unit per year, and the cost of a stockout is $70 per chair per year. Given the following demand probabilities during the lead time, how much safety stock should be carried? Demand During Lead Time Probability 0 0.2 100 0.2 200 0.2 300 0.2 400 0.2 The optimal quantity of safety stock which minimizes expected total cost is _ units (enter response as a whole number).

Authentic Thai rattan chairs are delivered to Gary Schwartz's chain of retail stores, called The Kathmandu Shop, once a year. The reorder point, without safety stock, is 200 chairs. Carrying cost is $40 per unit per year, and the cost of a stockout is $70 per chair per year. Given the following demand probabilities during the lead time, how much safety stock should be carried? Demand During Lead Time Probability 0 0.2 100 0.2 200 0.2 300 0.2 400 0.2 The optimal quantity of safety stock which minimizes expected total cost is _ units (enter response as a whole number).

Purchasing and Supply Chain Management

6th Edition

ISBN:9781285869681

Author:Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson

Publisher:Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson

Chapter16: Lean Supply Chain Management

Section: Chapter Questions

Problem 10DQ: The chapter presented various approaches for the control of inventory investment. Discuss three...

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Authentic Thai rattan chairs (shown in the photo) are delivered to Gary Schwartz’s chain of retail stores, called The Kathmandu Shop, once a year. The reorder point, without safety stock, is 200 chairs. Carrying cost is $30 per unit per year, and the cost of a stockout is $70 per chair per year. Given the following demand probabilities during the lead time, DEMAND DURING LEAD TIME PROBABILITY0 0.2100 0.2200 0.2300 0.2400 0.2 a)How much safety stock should be carried? b) calculate ROP
The Farmer’s Wife is a country store specializing in knickknacks suitable for a farm-house décor. One item experiencing a considerable buying frenzy is a miniature Holstein cow. Average weekly demand is 30 cows, with a standard deviation of 5 cows. The cost to place a replenishment order is $15 and the holding cost is $0.75/cow/year. The supplier, however, is inChina. The lead time for new orders is 8 weeks, with a standard deviation of 2 weeks. The Farmer’s Wife, which is open only 50 weeks a year, wants to develop a continuous review inventory system for this item with a cycle-service level of 90 percent.a. Specify the continuous review system for the cows. Explain how it would work in practice.b. What is the total annual cost for the system you developed?
Saga ltd. produces electronic toys for children between the ages of 7-10 years old. The toys use a processor that is imported from Japan. Annual demand for the processor is 12,500. The holding cost per processor per year is $2. Ordering cost per order is $400. Lead time is 7 days and the number of working days in the year is 250. a. What is the economic order quantity? b. What is the optimal number of orders per year? c. Calculate the annual holding cost if the economic order quantity is used. d. What is the optimal number of days between any two orders? e. What is the reorder point? f. Given the EOQ, what is the total annual inventory cost?
The Universal Computer Company uses a newly developed A1 chip in the manufacturer of their tablet computers. The estimated annual demand for this chip is 12,000 units. It is estimated that the cost to place an order is $75, and the holding cost for each chip is $20 per year. The company operates 320 days per year.Use the information in Scenario 9.3. What is the annual ordering cost if the Universal Computer Company orders using the EOQ quantity?
Lead time for one of your fastest-moving products is deterministic and equal to 21 days. Demand during this period is normally distributed. The average demand equals 100 units per day. What would be the reorder point under the (Q, R) policy with the required service level being 70%? A Less than 2100 units B Equal to 2100 units C More than 2100 units D We do not have enough information to decide
Please complete the problem usinf EXCEL, Show ALL formulas Demand for a popular athletic shoe is nearly constant at 800 pairs per week for a regional division of a national retailer. The cost per pair is $54. It costs $72 to place an order, and annual holding costs are charged at 22% of the cost per unit. The lead time is two weeks. a. What is the EOQ? b. What is the reorder point? c. What is the cycle time? d. What is the total annual cost?
Authentic Thai rattan chairs (shown in the photo)are delivered to Gary Schwartz’s chain of retail stores, called TheKathmandu Shop, once a year. The reorder point, without safety stock,is 200 chairs. Carrying cost is $30 per unit per year, and the cost of a stockout is $70 per chair per year. Given the following demand prob-abilities during the lead time, how much safety stock should be carried? DEMAND DURING LEAD TIME PROBABILITY0 0.2100 0.2200 0.2300 0.2400 0.2
The weekly demand for special chocolate box is 412 units. The chocolate is sold for 52 weeks in a year. The fixed ordering cost for placing an order with the German supplier is 238 dollars. Each chocolate box costs 16 dollars and the holding cost is 25% of the items cost per year. What is the economic order quantity (optimal quantity) to order from the supplier each time? Enter your answer rounded to 2 decimal places.
Your firm uses a continuous review system and operates 52 weeks per year. One of the Stock-Keeping Units (SKUs) has the following characteristics:Demand = 20000 units/year = 385 units/weekOrdering cost = $40/orderHolding cost = $2/unit/yearService level = 95 percentz=1.65Lead time = 2 weeksDemand is normally distributed, with a standard deviation of weekly demand of 100 units. a)Calculate the item's EOQ. b)Find the safety stock and reorder point that provide a 95 percent service level. c)For these policies, what are the annual costs of (i) holding the cycle inventory and (ii) placing orders?
SAFETY STOCK WITH PROBABILISTIC DEMAND Memphis Regional Hospital stocks a “code blue” resuscitation kit that has a normally distributeddemand during the reorder period. The mean (average) demand during the reorder period is 350 kits,and the standard deviation is 10 kits. The hospital administrator wants to follow a policy that results instockouts only 5% of the time.(a) What is the appropriate value of Z ? (b) How much safety stock should the hospital maintain?(c) What reorder point should be used?APPROACH c The hospital determines how much inventory is needed to meet the demand 95% of thetime. The figure in this example may help you visualize the approach. The data are as follows:m = Mean demand = 350 kitssdLT = Standard deviation of demand during lead time = 10 kitsZ = Number of standard normal deviations
Happy Pet, Inc., is a large pet store located in LongBeach Mall. Although the store specializes in dogs, it a lso sellsfish, turtle, and bird supplies. The Everlast Leader, a leather leadfor dogs, costs Happy Pet $7 each. There is an annual demand for6,000 Everlast Leaders. The manager, Stephan Wagner, has determinedthat the ordering cost is $20 per order and the carrying cost,as a percentage of unit cost, is 15%. Happy Pet is now consideringa new supplier of Everlast Leaders. Each lead would cost only$6.65, but, in order to get this discount, Happy Pet would have tobuy shipments of 3,000 at a time. Should Happy Pet use the newsupplier and take this discount for quantity buying?
Atech Service sells professional cleaning machines and scouring agents. They deliver the scouring agents to customers on a fixed weekly schedule. The annual demand is 1500 bottles; each with a value of $10. The fixed cost for each order placed at the supplier is $100. The lead-time is 2 weeks. a) Assuming that the holding cost is $10/year and bottle, calculate the economical ordersize? b) Calculate the reorder point