Operations Management
2nd Edition
ISBN: 9781260484687
Author: CACHON, Gerard
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Chapter 10, Problem 2PA
Summary Introduction
To determine: The days-of-supply of inventory.
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At Matthews Car Repair, customer demand for a certain brand of motor oil is normally distributed with a mean of 15 gallons and a standard deviation of 6 work-days. To be 95% sure that Compact Car Repair will not run out of oil, we should reorder when motor oil in stock is less than _______ gallons.
a. 24.9
b. 22.6
c. 23.7
d. 20
3. (Ch9) A store has collected the following information on one of its products:
Demand = 4,500 units/year
Standard deviation of weekly demand = 12 units
Ordering costs = $40/order
Holding costs = $3/unit/year
Cycle-service level = 90% (z for 90% = 1.28)
Lead-time = 2 weeks
Number of weeks per year = 52 weeks
a. If a firm uses the continuous review system to control the inventory, what would be the order quantity
and reorder point?
b. The firm decided to change to the periodic review system to control the item's inventory. For the most
recent review, an inventory clerk checked the inventory of this item and found 300 units. There were no
scheduled receipts or backorders at the time. How many units should be ordered? (HINT: Use the EOQ
model to derive P, the time between reviews.)
What is the relationship between the average inventory and the in-stock probability?a. The more the inventory, the lower the in-stock probability.b. There isn’t a definitive relationship—more inventory could mean a lower or a higherin-stock probability.c. The more the inventory, the higher the in-stock probability.
Chapter 10 Solutions
Operations Management
Ch. 10 - It is costly to hold inventory, but inventory can...Ch. 10 - A delivery truck from a food wholesaler has just...Ch. 10 - Prob. 3CQCh. 10 - Prob. 4CQCh. 10 - Prob. 5CQCh. 10 - Prob. 6CQCh. 10 - Prob. 7CQCh. 10 - Prob. 8CQCh. 10 - Prob. 9CQCh. 10 - Prob. 10CQ
Ch. 10 - Prob. 11CQCh. 10 - Prob. 12CQCh. 10 - Prob. 13CQCh. 10 - Prob. 14CQCh. 10 - Prob. 1PACh. 10 - Prob. 2PACh. 10 - Prob. 3PACh. 10 - An electronics manufacturer has 25 days-of-supply...Ch. 10 - Prob. 5PACh. 10 - Prob. 6PACh. 10 - Prob. 7PACh. 10 - Prob. 8PACh. 10 - Prob. 9PACh. 10 - Prob. 10PACh. 10 - Prob. 11PACh. 10 - Prob. 12PACh. 10 - A retailer has annual sales of 500,000 and an...Ch. 10 - An online shoe retailers annual cost of holding...Ch. 10 - Prob. 15PACh. 10 - Prob. 16PACh. 10 - Prob. 17PACh. 10 - Prob. 18PACh. 10 - Prob. 19PACh. 10 - Prob. 1CCh. 10 - Prob. 3CCh. 10 - Prob. 4C
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, operations-management and related others by exploring similar questions and additional content below.Similar questions
- Give typed full explanation If a purchase discount is taken: I. there is a saving in purchase cost. II. ordering costs are reduced. III. carrying costs are increased. IV. there is not necessarily a net saving.arrow_forwardAn integrated circuit manufacturer’s annual cost of holding inventory is 48 percent.What inventory holding cost (in $) does it incur for an item that costs $300 and has aone-month supply of inventory on average?arrow_forwardSuppose a retailer’s annual inventory turns are 7.5. What are its days-of-supply of inventory? (Assume 365 days per year.)arrow_forward
- 21- Which one of the following represent FIFO method of inventory evaluation? a. Old items remain in inventory b. Old merchandise is sold first c. New merchandise is sold first d. Average number of goods are soldarrow_forwardABC classification divides on-hand inventory into three classes, generally based upon a. item quantity. b. unit price. c. the number of units on hand. d. annual demand. e. annual dollar value.arrow_forwardPlease do not give solution in image format thanku Yellow Press, Inc., buys paper in 1,500-pound rolls for printing. Annual demand is 2, 750 rolls. The cost per roll is 500$, and the annual holding cost is 28percent of the cost. Each order costs 45$. Part 2 a. How many rolls should Yellow Press order at a time? Yellow Press should order enter your response here rolls at a time. (Enter your response rounded to the nearest whole number.)arrow_forward
- 5. __________________refers to the benefits of holding some inventory rather than completely depending on the futures market for supply a. Contract yield b. Convenience yield c. Storage benefit d. Holding benefitarrow_forward5. Why can it be bad business practice to not maintain adequate inventory? A. Results in high inventory carrying costs B. Results in a long average collection period C. Can result in stockouts and lost business D. Can result in a long average payment period E. None of the above 6. Splodnick Corporation sells 40,000 units of nebulous ambiguities every year. It costs them $100 to order more units, regardless of the order size. It costs Splodnick 63 cents per year to carry each unit. Using the Economic Order Quantity model, what should be Splodnick’s optimal number of units per order? Round your answer to the nearest whole number of units. A. 356 B. 3,563 C. 283 D. 178 E. None of the abovearrow_forwardThe company uses cooking oil in its business. The usage of cooking oil is normally distributed with an average of 30 gallons per week and a standard deviation of four gallons per week. The manager asked you to help him decide how to reorder cooking oil in order to achieve a service level of 97.5 percent . Lead time is nine days. a) If cooking oil can be ordered as needed, what reorder point should be used? Answer in 2 decimal places.b) If a fixed interval of 20 days is specified, how much safety stock should the company carry. Answer in 2 decimal places.arrow_forward
- Which one of the following represent FIFO method of inventory evaluation? a. Old merchandise is sold first b. Average number of goods are sold c. Old items remain in inventory d. New merchandise is sold firstarrow_forwardABC Inc. orders components for distribution at a monthly demand of 900 units. Holding costs are 15% of the unit cost of $23.75. The ordering cost is $47.35. The company operates 240 days per year a. If the company wishes to effectively procure these components, what would be the optional amount to order? [Select] b.. What is the average inventory? [Select] c. How many order cycles are there per year? [Select] d. What are the total cost of managing the inventory? $ [Select] e. What is the total cost, including the cost of the inventory? [Select ] f. What is ABC Inc. decided to order 600 components, what impact would it have on holding costs? [Select] >arrow_forwardA store has collected the following information on one of its products:Demand = 4,500 units/year Standard deviation of weekly demand = 12 units Ordering costs = $40/order Holding costs = $3/unit/year Cycle-service level = 90% (z for 90% = 1.28) Lead-time = 2 weeks Number of weeks per year = 52 weeks a. If a firm uses the continuous review system to control the inventory, what would be the order quantity and reorder point?arrow_forward
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