Operations Management
13th Edition
ISBN: 9780135173626
Author: HEIZER, Jay, RENDER, Barry, Munson, Chuck
Publisher: Pearson,
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Chapter 9, Problem 12P
Stanford Rosenberg Computing wants to establish an assembly line for producing a new product, the Personal Digital Assistant (PDA). The tasks, task times, and immediate predecessors for the tasks are as follows:
| TASK | TIME (SEC) | IMMEDIATE PREDECESSORS |
| A | 12 | − |
| B | 15 | A |
| C | 8 | A |
| D | 5 | B, C |
| E | 20 | D |
Rosenberg’s goal is to produce 180 PDAs per hour.
- a. What is the cycle time?
- b. What is the theoretical minimum for the number of workstations that Rosenberg can achieve in this assembly line?
- c. Can the theoretical minimum actually be reached when workstations are assigned?
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The Heinrich Company manufactures two types of plastic hangerracks (Foldaways and Straightaways) especially suited for mountingnear clothes dryers. Because permanent press clothing must be hungon hangers immediately after removal from the dryer, these items havebeen especially popular. However, there is some concern that thePreppie movement (popularized by its own handbook) will extinguishpolyester clothing; Heinrich is terribly interested in doing the best withthe resources it has while its products are still in demand. The firsttype of hanger rack, the Foldaway, requires 10 ounces of plasticmaterial and 0.3 hours of labor. Plastic costs Heinrich 10 cents anounce; labor costs Heinrich $20 per hour. The second type of hangerrack, the Straightaway, requires 15 ounces of plastic and 0.175 hoursof labor. The prices of these resources are the same as those for theFoldaway. Under current market conditions, Heinrich can sell…
Chapter 9 Solutions
Operations Management
Ch. 9 - Prob. 1EDCh. 9 - Prob. 1DQCh. 9 - Prob. 2DQCh. 9 - Prob. 3DQCh. 9 - Prob. 4DQCh. 9 - Prob. 5DQCh. 9 - Prob. 6DQCh. 9 - Prob. 7DQCh. 9 - Prob. 8DQCh. 9 - What are the requirements for a focused work...
Ch. 9 - Prob. 10DQCh. 9 - Prob. 11DQCh. 9 - Prob. 12DQCh. 9 - Prob. 13DQCh. 9 - Prob. 14DQCh. 9 - Prob. 15DQCh. 9 - Prob. 16DQCh. 9 - Explain the concept of cross-docking.Ch. 9 - What is a heuristic? Name several that can be used...Ch. 9 - Prob. 1PCh. 9 - Prob. 2PCh. 9 - Three departmentsmilling (M), drilling (D), and...Ch. 9 - Roy Creasey Enterprises, a machine shop, is...Ch. 9 - Prob. 5PCh. 9 - Prob. 6PCh. 9 - Prob. 7PCh. 9 - Six processes are to be laid out in six areas...Ch. 9 - Stanford Rosenberg Computing wants to establish an...Ch. 9 - Illinois Furniture, Inc., produces all types of...Ch. 9 - Sue Helms Appliances wants to establish an...Ch. 9 - The Action Toy Company has decided to manufacture...Ch. 9 - The following table details the tasks required for...Ch. 9 - Tailwind, Inc., produces high-quality but...Ch. 9 - Prob. 18PCh. 9 - Because of the expected high demand for Mach 10,...Ch. 9 - Prob. 20PCh. 9 - Suppose production requirements in Solved Problem...Ch. 9 - The preinduction physical examination given by the...Ch. 9 - Samuel Smith's company wants to establish an...Ch. 9 - Prob. 8PCh. 9 - Prob. 9PCh. 9 - Prob. 25PCh. 9 - Prob. 26PCh. 9 - Prob. 27PCh. 9 - Prob. 1CSCh. 9 - Prob. 2CSCh. 9 - Prob. 3CSCh. 9 - Prob. 4CSCh. 9 - Prob. 1.1VCCh. 9 - Prob. 1.2VCCh. 9 - Prob. 1.3VCCh. 9 - Prob. 1.4VCCh. 9 - Prob. 1.5VCCh. 9 - Prob. 1.6VCCh. 9 - Prob. 2.1VCCh. 9 - Prob. 2.2VCCh. 9 - Prob. 2.3VC
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