The demand for subassembly S is 80 units in week 7. Each unit of S requires 1 unit of T and 1 unit of U. Each unit of Trequires 1 unit of V, 1 unit of W, and 1 unit of X. Finally, each unit of U requires 2 units of Y and 2 units of Z. One firmmanufactures all items. It takes 2 weeks to make S, 1 week to make T, 2 weeks to make U, 1 week to make V, 3 weeksto make W, 2 weeks to make X, 2 weeks to make Y, and 2 weeks to make Z.Click the icon to view the product structure and the time-phased product structure.In addition to 80 units of S, there is also a demand for 20 units of U, which is a component of S. The 20 units of U areneeded for maintenance purposes. These units are needed in week 6. Modify the gross material requirements plan toreflect this change (type 0 if the input box is not used).WeekItem1SGross req0Order release0NOO234567Lead Time(weeks)000008000이06002 LevelThe product structure.The time-phased product structure.0T(1)1SU(1)2 V (1) W(1) X (1) Y (2) Z (2)☑YW☑NTSU☑2 3 4 567Time in weeks

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Answered: The demand for subassembly S is 80…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter4: Linear Programming Models

Section: Chapter Questions

Problem 111P

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The demand for subassembly S is 110 units in week 7. Each unit of S requires 1 unit of T and 1 unit of U. Each unit of T requires 2 units of V, 2 units of W, and 2 units of X. Finally, each unit of U requires 1 unit of Y and 3 units of Z. One firm manufactures all items. It takes 2 weeks to make S, 2 weeks to make T, 2 weeks to make U, 1 week to make V, 2 weeks to make W, 2 weeks to make X, 2 weeks to make Y, and 2 weeks to make Z. Part 2 In addition to 110 units of S, there is also a demand for 30 units of U, which is a component of S. The 30 units of U are needed for maintenance purposes. These units are needed in week 6. Modify the gross material requirements plan to reflect this change (type 0 if the input box is not used). Week Lead Time Item 1 2 3 4 5 6 7 (weeks) S Gross req enter your response here enter your response here enter your response here enter your response here enter your response…
The demand for subassembly S is 90 units in week 7. Each unit of S requires 1 unit of T and 1 unit of U. Each unit of T requires 1 unit of V, 2 units of W, and 1 unit of X. Finally, each unit of U requires 1 unit of Y and 3 units of Z. One firm manufactures all items. It takes 2 weeks to make S, 1 week to make T, 2 weeks to make U, 2 weeks to make V, 3 weeks to make W, 1 week to make X, 2 weeks to make Y, and 1 week to make Z. Construct a net material requirements plan using on-hand inventory (enter your responses as whole numbers). Week Lead Time Item 1 2 3 4 5 6 7 (weeks) S Gross req nothing 2 On hand nothing Net req nothing Order receipt nothing Order release nothing T Gross req nothing 1 On hand…
A linear programming computer package is needed. Greenville Cabinets received a contract to produce cabinets for a major furniture distributor. The contract calls for the production of 3,300 small cabinets and 4,100 large over the next two months, with the following delivery schedule Model Month 1 Month 2 Small 2,100 1,200 Large 1,500 2,600 Greenville estimates that the production time for each small cabinet is 0.7 hours and the production time for each large cabinet is 1 hour. The raw material costs are $10 for each small cabinet and $12 for each large cabinet. Labor costs are $22 per hour using regular production time and $33 using overtime. Greenville has up to 2,400 hours of regular production time available each month and up to 1,000 additional hours of overtime available each month. If production for either cabinet exceeds demand in month 1, the cabinets can be stored at a cost of $5 per cabinet. For each product, determine the number of units that should be…
Refer again to Problems( Using the information in Problem(The demand for subassembly Sis 100 units in week 7.Each unit ofS requires 1 unit ofT and 2 units ofU. Each unit ofT requires I unit ofY, 2 units ofW, and 1 unit of X. Finally, eachunit of U requires 2 units of Y and 3 units of Z. One firm manufacturesall items. It takes 2 weeks to make S, 1 week to make T, 2 weeks to make U, 2 weeks to make Y, 3 weeks to make W,I week to make X, 2 weeks to make Y, and I week to make Z.a) Construct a product structure. Identify all levels, parents, and components.b) Prepare a time-phased product structure. ), construct agross material requirements plan. ). In addition to100 units of S, there is also a demand for 20 units of U, which isa component of S. The 20 units of U are…
Courtney Kamauf schedules production of a popular Rustic Coffee Table at Kamauf Enterprises, Inc. The tablerequires a top, four legs, 18 gallon of stain, 116 gallon of glue, 2 shortbraces between the legs and 2 long braces between the legs, anda brass cap that goes on the bottom of each leg. She has 100 gallons of glue in inventory, but none of the other components. Allitems except the brass caps, stain, and glue are ordered on a lotfor-lot basis. The caps are purchased in quantities of 1,000, stainand glue by the gallon. Lead time is 1 day for each item. Schedulethe order releases necessary to produce 640 coffee tables on days5 and 6, and 128 on days 7 and 8.
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The demand for subassembly Sis 100 units in week 7.Each unit ofS requires 1 unit ofT and 2 units ofU. Each unit ofT requires I unit ofY, 2 units ofW, and 1 unit of X. Finally, eachunit of U requires 2 units of Y and 3 units of Z. One firm manufacturesall items. It takes 2 weeks to make S, 1 week to make T, 2 weeks to make U, 2 weeks to make Y, 3 weeks to make W,I week to make X, 2 weeks to make Y, and I week to make Z.a) Construct a product structure. Identify all levels, parents, and components.b) Prepare a time-phased product structure.
A college provides free tutoring services for its students 7 days a week, and the daily requirements for tutors are: Day M T W Th F S Su Requirements 5 4 7 3 6 3 4 Find the minimum number of tutors required if each tutor works 4 days a week and has 3 consecutive days off. Give preference to Saturday and Sunday off in case of a tie. (Hint: Look for group of 3 days with the lowest requirements). Specify the work schedule for each tutor. How much slack does your schedule generate for each day?
The demand for assembly of product A is 150 units at the start of week 6. Each unit of product A needs 2 units of part T and 3 units of part U. Each unit of part T requires 2 units of part V, 1 unit of part W, and 4 units of part X. Also, each unit of part U requires 3 units of part Y and 1 unit of part X. It takes 1 week to make part A, 2 weeks to make part T, 2 weeks to make part U, 2 weeks to make part V, 3 weeks to make part W, 1 week to make part X, and 2 weeks to make part Y. One firm manufactures all items. a) Construct a product BOM.b) Construct the MRP table using the following on-hand inventory
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Describe the difference between discrete constraints and overlapping constraints?

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