Principles of Operations Management: Sustainability and Supply Chain Management (10th Edition)
10th Edition
ISBN: 9780134181981
Author: Jay Heizer, Barry Render, Chuck Munson
Publisher: PEARSON
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Chapter 14, Problem 12P
a)
Summary Introduction
To develop: A net requirements plan for items.
Introduction:
Net requirements plan:
The net requirements plan is the plan which is established on the gross requirements plan formed by deducting the stock on and the
b)
Summary Introduction
To develop: A net requirements plan for all items.
Introduction:
Net requirements plan:
The net requirements plan is the plan which is established on the gross requirements plan formed by deducting the stock on and the scheduled receipts. If the total requirement is below the safety stock levels, a planned order is made based on the given lot sizing technique.
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a. One hundred twenty units of end item Z are needed at the beginning of week 7. Prepare a material requirements plan for component C. Take into account that on hand there are 40 units of Z,70 units of A, 100 units of B, and 30 units of C. Also, there is a scheduled receipt of 20 units ofcomponent C in week 4. Lead times are two weeks for Z and B, and one week for the other components. Lot-for-lot ordering will be used for all items
b. Ninety-five units of end item E are needed at the beginning of week 7. Prepare a material requirements plan for component D. Take into account that 5 units of E are currently on hand, as well as50 units of B, 100 units of C, and 80 units of D. Also, 30 units of C have been outsourced and areexpected to arrive in week 4. Lead times are two weeks for E and C, and one week for the othercomponents. Assume lot-for-lot ordering except for D, where multiples of 40 must be used.
Develop a material requirements plan for component H. Lead times for the end item and each component except B are one week. The lead time for B is three weeks. Sixty units of A are needed at the startof week 8. There are currently 15 units of B on hand and 130 of E on hand, and 50 units of H are inproduction and will be completed by the start of week 2. Lot-for-lot ordering will be used for all items.
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Chapter 14 Solutions
Principles of Operations Management: Sustainability and Supply Chain Management (10th Edition)
Ch. 14 - Ethical Dilemma For many months your prospective...Ch. 14 - What is the difference between a gross...Ch. 14 - Prob. 2DQCh. 14 - What are the similarities between MRP and DRP?Ch. 14 - How does MRP II differ from MRP?Ch. 14 - Which is the best lot-sizing policy for...Ch. 14 - What impact does ignoring carrying cost in the...Ch. 14 - MRP is more than an inventory system; what...Ch. 14 - What are the options for the production planner...Ch. 14 - Master schedules are expressed in three different...
Ch. 14 - What functions of the firm affect an MRP system?...Ch. 14 - Prob. 11DQCh. 14 - Prob. 12DQCh. 14 - Prob. 13DQCh. 14 - Prob. 14DQCh. 14 - As an approach to inventory management, how does...Ch. 14 - Prob. 16DQCh. 14 - Use the Web or other sources to: a) Find stories...Ch. 14 - Prob. 18DQCh. 14 - Prob. 19DQCh. 14 - You have developed the following simple product...Ch. 14 - You are expected to have the gift bags in Problem...Ch. 14 - Prob. 3PCh. 14 - Your boss at Xiangling Hu Products, Inc., has just...Ch. 14 - The demand for subassembly S is 100 units in week...Ch. 14 - Prob. 6PCh. 14 - Prob. 7PCh. 14 - Prob. 8PCh. 14 - Prob. 9PCh. 14 - Prob. 10PCh. 14 - Prob. 11PCh. 14 - Prob. 12PCh. 14 - Prob. 13PCh. 14 - Prob. 14PCh. 14 - You are product planner for product A (in Problem...Ch. 14 - Prob. 16PCh. 14 - Heather Adams, production manager for a Colorado...Ch. 14 - Prob. 22PCh. 14 - Data Table for Problems 14.22 through 14.25 ...Ch. 14 - Develop a POQ solution and calculate total...Ch. 14 - Using your answers for the lot sizes computed in...Ch. 14 - M. de Koster, of Rene Enterprises, has the master...Ch. 14 - Grace Greenberg, production planner for Science...Ch. 14 - Prob. 29PCh. 14 - Prob. 30PCh. 14 - Courtney Kamauf schedules production of a popular...Ch. 14 - Using the data for the coffee table in Problem...Ch. 14 - Prob. 1.1VCCh. 14 - Prob. 1.2VCCh. 14 - Prob. 1.3VCCh. 14 - MRP at Wheeled Coach Wheeled Coach, the worlds...Ch. 14 - MRP at Wheeled Coach Wheeled Coach, the worlds...Ch. 14 - Prob. 2.3VC
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- 14. Item A has a gross requirement of 2,000 in week 6. Currently, 500 units of Item A are on hand, with a scheduled receipt of 500 items in week 3. The lead time for item A is three weeks with an order quantity of 500. Complete the MRP record for item A.arrow_forwardIn the following MRP planning schedule for Item J, indicate the correct net requirements, planned order receipts, and planned order releases to meet the gross requirements. Lead time is one week. (Leave no cells blank - be certain to enter "0" wherever required.) WEEK NUMBER ITEM J 2 65 4 40 5 65 Gross requirements On hand Net requirements Planned order receipt Planned order release 42 Period Gross requirements Scheduled receipts 65 40 65 Item J LT = 1 Q = L4L Projected available balance Net requirements Planned order receipts Planned order releasesarrow_forwardA firm that produces electric golf carts has just received an order for 200 carts, which must be ready for delivery at the start of week 8. Information concerning the product structure, lead times, and quantities on hand is shown in the following table. Use this information to do each of the following: a. Develop a material requirements plan that will provide 200 golf carts by week 8, assuming lot-for-lot ordering. (Excel)arrow_forward
- Develop a material requirements plan for component H. Lead times for the end item and each component except B are one week. The lead time for B is three weeks. Sixty units of A are needed at the start of week 8. There are currently 15 units of B on hand and 130 of E on hand, and 50 units of Hare in production and will be completed by the start of week 2. (Leave no cells blank - be certain to enter "O" wherever required.) B2) D(2) E(4) HO H3) Master Schedule Week Quantityarrow_forwardIn the following MRP planning schedule for Item J, indicate the correct net requirements, planned order receipts, and planned order releases to meet the gross requirements. Lead time is one week. (Leave no cells blank - be certain to enter "o" wherever required.) WEEK NUMBER ITEM J Gross requirenents On-hand Net requirements Planned order receipt Planned order release 70 45 65 30 Perlod 2. Gross requirements 70 45 65 Scheduled receipts Projected available balance Net requirements Planned order receipts Planned order releasesarrow_forwardGiven the following MRP matrix for Item D, Complete the MRP matrix below to identify the projected on hand quantity at the end of period 5? Write you answer in the answer box. (Write the number only, DO NOT write the units, i.e. items, pieces, or units etc) ITEM: D Lot Size: Period POQ 2 4 5 7 120 Gross Requirements Schedule Receipts 60 90 150 150 180 270 Project on Hand 150 Net Requirements Planned Order Receipts Planned Order Releases Page 9 of 20 Act Previous Page Next Page 36°C S.W 2020arrow_forward
- Assignment: Bill of Materials (BOM) How many units will be needed from B, C, D, E, F, and G if we want to produce 50 units of product A. Product (A) Level A Ci3) 1 Bi2) Ep) Fa Ej2) D12) 3 Di2) 2.arrow_forwardUse the following MRP record to answer the question. Item: LMN Description: Gross requirements. Scheduled receipts Projected on hand Date Planned receipts 30 Planned order releases Which one of the statements concerning item LMN is TRUE? O A. The projected on - hand inventory in week 8 is 70 units. B. The scheduled receipt of 80 units in week 3 should be expedited so that it is finished in week 2. OC. The planned order release quantity in week 3 is 80 units. O D. The planned receipt quantity in week 6 is 30 units. 1 2 3 60 80 4 Lot Size 80 units Lead Time: 3 weeks 5 30 30 80arrow_forwardProblem In the following MRP planning schedule for Item J, indicate the correct net requirements, planned order receipts, and planned order releases to meet the gross requirements. Lead time is one week. (Leave no cells blank - be certain to enter "0" wherever required.) ITEM J Gross requirements On hand Net requirements Planned order receipt Planned order release Item J LT=1 Q=L4L 0 47 Period Gross requirements Scheduled receipts Projected available balance Net requirements Planned order receipts Planned order releases 1 WEEK NUMBER 2 3 77 4 52 5 75 2 77 52 5 75arrow_forward
- Given the following MRP matrix for Item D, Complete the MRP matrix below to identify the projected on hand quantity at the end of period 5? Write you answer in the answer box. (Write the number only, DO NOT write the units, i.e. items, pieces, or units etc) ITEM: D Lot Size: Period РОQ 2 1 3 4 5 6. 7 Gross Requirements Schedule Receipts 60 90 150 150 180 270 120 Project on Hand 150 Net Requirements Planned Order Receipts Planned Order Releases DELLarrow_forwardGiven the following MRP matrix for Item D, Complete the MRP matrix below to identify the projected on hand quantity at the end of period 5? Write you answer in the answer box. (Write the number only, DO NOT write the units, i.e. items, pieces, or units etc) ITEM: D Lot Size: Period POQ 2 3 4 7 60 90 150 150 180 270 120 Gross Requirements Schedule Receipts Project on Hand 150 Net Requirements Planned Order Receipts Planned Order Releasesarrow_forwardIn the following MRP planning schedule for Item J, indicate the correct net requirements, planned order receipts, and planned order releases to meet the gross requirements. Lead time is one week. (Leave no cells blank-be certain to enter "0" wherever required.) ITEM 3 Gross requirements On-hand Net requirements Planned order receipt Planned order release Period Gross requirements Scheduled receipts Projected available balance Net requirements Planned order receipts Planned order releases WEEK NUMBER 2 3 76 4 48 76 5 72 48 72arrow_forward
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