Operations Management
13th Edition
ISBN: 9781259667473
Author: William J Stevenson
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 13, Problem 1TS
What trade-offs are involved in each of these aspects of inventory management?
a. Buying additional amounts to take advantage of quantity discounts.
b. Treating holding cost as a percentage of unit price instead of as a constant amount.
c. Conducting cycle counts once a quarter instead of once a year.
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Explain why a proper cutoff of purchases and sales is heavilydependent on the physical inventory observation. What information should be obtainedduring the physical count to make sure that cutoff is accurate?
You are the operations manager of a firm that uses the continuous review inventory control system. Suppose the firm operates 252 days a year and has the following characteristics for its primary item:
Demand = 25,000 units/year
Ordering cost = $30/order
Holding cost = $1/unit/year
Lead time = 4 days
Standard deviation in daily demand = 10 units
What is the total holding cost per year, including annual holding cost for safety stock (to the nearest whole number)? (Service level=95%)
answer is 645 but why?
All the statements concerning reasons to hold inventory are true Except:
To meet variations in demand
To allow inflexible production schedules
To take advantage of price discounts
As a safeguard against variations in delivery time
Chapter 13 Solutions
Operations Management
Ch. 13 - What are the primary reasons for holding...Ch. 13 - What are the requirements for effective inventory...Ch. 13 - Briefly describe each of the costs associated with...Ch. 13 - What potential benefits and risks do RFID tags...Ch. 13 - Prob. 5DRQCh. 13 - Prob. 6DRQCh. 13 - a. List the major assumptions of the EOQ model. b....Ch. 13 - Explain briefly how a higher carrying cost can...Ch. 13 - What is safety stock, and what is its purpose?Ch. 13 - Prob. 10DRQ
Ch. 13 - What is meant by the term service level? Generally...Ch. 13 - Describe briefly the A-B-C approach to inventory...Ch. 13 - The purchasing agent for a company that assembles...Ch. 13 - Explain how a decrease in setup time can lead to a...Ch. 13 - What is the single-period model, and under what...Ch. 13 - Can the optimal stocking level in the...Ch. 13 - Prob. 17DRQCh. 13 - What trade-offs are involved in each of these...Ch. 13 - Who needs to be involved in inventory decisions...Ch. 13 - How has technology aided inventory management? How...Ch. 13 - To be competitive, many fast-food chains began to...Ch. 13 - As a supermarket manager, how would you go about...Ch. 13 - Sam is at the post office to mail a package. After...Ch. 13 - Give two examples of unethical conduct involving...Ch. 13 - Prob. 1PCh. 13 - a. The following table contains figures on the...Ch. 13 - A bakery buys flours in 25-pound bags. The bakery...Ch. 13 - A large law firm uses an average of 40 boxes of...Ch. 13 - Garden Variety Flower Shop uses 750 clay pots a...Ch. 13 - A produce distributor uses 800 packing crates a...Ch. 13 - A manager receives a forecast for next year....Ch. 13 - A food processor uses approximately 27,000 glass...Ch. 13 - The Friendly Sausage Factory (FSF) can produce hot...Ch. 13 - A chemical firm produces sodium bisulfate in...Ch. 13 - A company is about to begin production of a new...Ch. 13 - Prob. 12PCh. 13 - A mail-order house uses 18,000 boxes a year....Ch. 13 - A jewelry firm buys semiprecious stones to make...Ch. 13 - A manufacturer of exercise equipment purchases the...Ch. 13 - A company will begin stocking remote control...Ch. 13 - A manager just received a new price list from a...Ch. 13 - A newspaper publisher uses roughly 800 feet of...Ch. 13 - Given this information: Expected demand during...Ch. 13 - Given this information: Lead-time demand = 600...Ch. 13 - Demand for walnut fudge ice cream at the Sweet...Ch. 13 - The injection molding department of a company uses...Ch. 13 - A company uses 85 circuit boards a day in a...Ch. 13 - One item a computer store sells is supplied by a...Ch. 13 - The manager of a car wash received a revised price...Ch. 13 - A small copy center uses five 500-sheet boxes of...Ch. 13 - Ned's Natural Foods sells unshelled peanuts by the...Ch. 13 - Regional Supermarket is open 360 days per year....Ch. 13 - A service station uses 1,200 cases of oil a year....Ch. 13 - Caring Hospital's dispensary reorders doses of a...Ch. 13 - A drugstore uses fixed-order cycles for many of...Ch. 13 - Prob. 32PCh. 13 - Prob. 33PCh. 13 - Demand for jelly doughnuts on Saturdays at Don's...Ch. 13 - A public utility intends to buy a turbine as part...Ch. 13 - Skinner's Fish Market buys fresh Boston bluefish...Ch. 13 - A small grocery store sells fresh produce, which...Ch. 13 - Demand for devil's food whipped-cream layer cake...Ch. 13 - Prob. 39PCh. 13 - Demand for rug-cleaning machines at Clyde's...Ch. 13 - A manager is going to purchase new processing...Ch. 13 - A Las Vegas supermarket bakery must decide how...Ch. 13 - Offwego Airlines has a daily flight from Chicago...Ch. 13 - UPD Manufacturing produces a range of health care...Ch. 13 - Prob. 1.2CQCh. 13 - Prob. 2.1CQCh. 13 - Grill Rite is an old-line company that started out...Ch. 13 - SARAH LUBBERS AND CHRIS RUSCHE, GRAND VALLEY STATE...Ch. 13 - SARAH LUBBERS AND CHRIS RUSCHE, GRAND VALLEY STATE...Ch. 13 - Prob. 4.3CQCh. 13 - SARAH LUBBERS AND CHRIS RUSCHE, GRAND VALLEY STATE...Ch. 13 - Prob. 4.5CQCh. 13 - Prob. 1OTQCh. 13 - Prob. 2OTQCh. 13 - Prob. 3OTQCh. 13 - Prob. 4OTQ
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- in a standard ABC analysis, 50 to 60 percent of the number of items in inventory but only about 10 15 percent the annual dollar value representarrow_forwardIn which of the method of inventory valuation, control of inventory is not possible a. Continuous inventory system b. Perpetual inventory system c. Periodic inventory system d. ABC analysisarrow_forwardPlease do fast ASAP fastarrow_forward
- A firm has P5,000,000 of inventory on average and annual sales of P30,000,000. Assume there are 365 days per year. What is the firm’s inventory conversion period?arrow_forwardMAY I ASK FOR THE SOLUTIONS AND ANSWERS OF NO. 12 to 17 (kindly refer to the table and the problem above it) Thank you! ABC Corporation resells one type of candle. It has 250 working days. Each day, it sells an average of 500 boxes but may sometimes sell a maximum of 600 boxes. The supplier takes an average of 5 days to deliver the order. During busier times, the supplier may take 7 days. Based on ABC’s records, ordering cost average P400 per order. Storage cost per box average P5 per year. There is also an opportunity cost of 1% per year for every peso invested in inventories. Each box of candles costs P450. If ABC would continue its current inventory management policy, it would keep 10,000 boxes as safety stock and order tendays-worth of inventory. (A) Reorder Point 1. What should be the reorder point in boxes? 2. How much would the normal lead time usage be? 3. How much should ABC keep as safety stock? (B) Economic Order Quantity 4. What is the annual demand for the boxes of…arrow_forwardThe objective of inventory management is to minimize inventory costs while A.having only enough supplies on hand as needed for production or resale. B. increasing stockouts. C. facilitating electronic data interchange. D. maintaining an adequate supply of goods to satisfy customers. E. eliminating safety stock.arrow_forward
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