4.9 MPS parent X has planned order releases of 30 in weeks 2 and 4. Given the followingproduct tree, complete the MRP records for parts Y and Z. Quantities required are shown inbrackets.Z(2)Y(1)Part YLead Time: 2 weeksLot Size: 50XTGross RequirementsScheduled ReceiptsProjected Available 30Net RequirementsPlanned Order ReceiptPlanned Order ReleasePart ZLead Time: 1 weekLot Size: 100Gross RequirementsScheduled ReceiptsProjected Available 20Net RequirementsPlanned Order ReceiptPlanned Order Release11S22Week3Week34

Ans) For each X , 1 Y needed: and For each Y, 2 Z needed: Formula:

Answered: 9 MPS parent X has planned order…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Draw a simple bill-of-materials (BOM) for a smart phone given the following requirements: (a) clearly label the end item and each component, (b) the BOM must contain no more than ten items, (c) the BOM must contain at least three levels (you may count the end-item level zero).
8. Ajax produces two basic products called A and B. Each week, Paul, the owner, plans to assemble 20 product As and 8 product Bs. a. Given this information and the following product structure diagrams for A and B, fill out the MRP records (inventory status files) for component parts G and Y for the next seven weeks. X A Part G Gross requirements Y Scheduled receipts Projected available balance Planned order release Q = lot for lot; LT = 1; SS=0. 0 Y (2 required) G 10 B Z F Week 1 2 3 4 5 6 7 Part Y Gross requirements Scheduled receipts Projected available balance 67 Planned order release 1 10 Week 23 4 5 6 7 Q=lot-for-lot; LT=2; SS=0. b. Suppose 10 units of safety stock are required for part Y. What changes would result in the records? Would the MRP system produce any exception messages?
Using the information given and assuming that 2500 ModelA fountains are scheduled for completion, calculate the grossrequirements of each component. Use the beginning inventories given
K Develop a lot-for-lot solution and calculate total relevant costs for the gross requirements in the following table*. Period 1 Gross requirements 30 Develop a lot-for-lot solution (enter your responses as whole numbers). Period Gross requirements On-hand at beginning of period On-hand at end of period Order receipt Order release 2 40 3 40 1 30 U 4 2 *Holding cost = $2.50/unit/week; setup cost = $150; lead time = 1 week; beginning inventory = 40. 5 6 7 30 70 20 3 40 8 4 9 10 10 80 5 6 7 30 70 20 8 11 9 10 D 12 50 10 11 12 80 50
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3) Amelia Ltd. makes a plastic tricycle that is composed of three major components: a handlebar-front wheel-pedal assembly, a seat and frame unit, and rear wheels. The company has orders for 48,000 of these trikes. Current schedules yield the following information. Component Front Seat/Frame Rear wheel (each) Available Requirement Plastic 12 16 .20 S Model Regular Deluxe Heavy 100000 Time 40 24 8 2 2 320000 60000 Page 4 of 9 Space Manufacture 8 16 8 4 Cost to 12 2 3 4 5 Cost to Purchase 24 The company obviously does not have the resources available to manufacture everything needed for the completion of 24000 tricycles so has gathered purchase information for each component. Requested: Develop a linear programming model to tell the company how many of each component should be manufactured and how many should be purchased in order to provide 24000 fully completed tricycles at the minimum cost. 18 6 4) A paint supply company makes three styles of Paint Rollers, regular, deluxe and heavy.…
4.11 Given the following product tree, complete the MRP records for parts X, Y, and Z. Note that parts X and Y have specified order quantities. Y(3) Z(1) W(1) Part X Week Gross Requirements Scheduled Receipts Lead Time: 1 week Projected Available 10 Net Requirements Planned Order Receipt Planned Order Release Part Y Gross Requirements Scheduled Receipts Lead Time: 2 weeks Projected Available 30 Net Requirements Lot Size: 50 Planned Order Receipt Part J Planned Order Release Gross Requirements Scheduled Receipts Lead Time: 1 week Projected Available Net Requirements Lot Size: lot-for-lot Planned Order Receipt Part K Planned Order Release Gross Requirements Scheduled Receipts Lead Time: 1 week Projected Available Lot Size: 400 Net Requirements Planned Order Receipt Planned Order Release Z(2) 1 2 3 4 5 285 15 5 15 10 10 15 20 50
Develop a lot-for-lot solution and calculate total relevant costs for the gross requirements in the following table*. Period Gross requirements Develop a lot-for-lot solution (enter your responses as whole numbers). Period Gross requirements On-hand at beginning of period On-hand at end of period 1 Order receipt Order release 30 2 3 30 1 30 40 || 4 5 2 6 7 40 70 20 *Holding cost = $3.50/unit/week; setup cost = $150; lead time = 1 week; beginning inventory = 40. 3 4 30 8 9 10 11 12 5 6 7 40 70 20 20 80 8 60 9 10 20 80 11 12 60
The MRP gross requirements for Item X are shown here for the next 10 weeks. Lead time for A is two weeks, and setup cost is $10. There is a carrying cost of $0.02 per unit per week. Beginning inventory is 72 units. WEEK 1 2 3 4 5 6 7 8 9 10 Gross requirements 21 12 15 45 10 30 100 20 40 150 Use the least total cost lot-sizing method to determine when and for what quantity the first order should be released. Least total cost method indicates that periods units should be ordered to cover the needs for
Please do not give solution in image format thanku
MRP Logic 13. Item A has a gross requirement for 1,000 in week 5. There are currently 300 of the item on hand, with a scheduled receipt of 100 items in week 2. The order quantity is lot for lot, and there is a two-week lead time. Complete the MRP record for item A.

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