2. Use the assignment method to obtain a plan that will minimize the processing costs in thefollowing table under the following conditions:a. The combination 2-D is undesirable.b. The combinations 1-A and 2-D are undesirable.MACHINEAв с DЕ141716141182018192Job 3141517121615174111314121451016151413

Given data is This is a balanced assignment problem because the number of rows and columns is…

Answered: 2. Use the assignment method to obtain…

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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Use the assignment method to obtain a plan that will minimize the processing costs inthefollowing table under the following conditions: a. The combination 2-D is undesirable. b. The combinations 1-A and 2-D are undesirable.
uestion 2:ID:_________________________Three jobs are to be scheduled on two machines A and B. Assume that the jobs are processed in the sequence A-B. The processing times are: JobA1 2 35 7 3B4 7 5Draw a Gantt chart that shows the schedule corresponding to the sequence 1-2-3 of the jobs.
The following table contains information on the cost to run three jobs onfour available machines. Determine an assignment plan that will minimize costs.MACHINEA B C D1 12 16 14 10Job 2 9 8 13 73 15 12 9 11
Use the S/O rule to schedule the following jobs. Note that processing time includes the timeremaining for the current and subsequent operations. In addition, you will need to know thenumber of operations remaining, including the current one.JobRemainingProcessingTimeDueDateRemainingNumber ofOperationsA 4 14 3B 16 32 6C 8 8 5D 20 34 2E 10 30 4F 18 30 2
Use the assignment method to obtain a plan that will minimize the processing costs in the followingtable under these conditions:a. The combination 2-D is undesirableb. The combinations 1-A and 2-D are undesirableWORKERA B C D E1 14 18 20 17 182 14 15 19 16 17Job 3 12 16 15 14 174 11 13 14 12 145 10 16 15 14 13
1.a. The typical PM work order is normally generated by a computer and then issuedA. directly to the machine operator.B. to the purchasing department to get the parts ready.C. directly to a back-up maintenance technician who will double-check the work.D. by the program administrator to the shop foremen. 1.b. Proper record keeping is important to a PM program. From a task scheduling perspective, why is recordkeeping important?A. Management will know how much work is being done.B. Those tasks that weren’t completed can increase in priority on the next downtime period.C. Management will know what employees are putting out the best effort.D. The quality of work can be evaluated.
If we were to coin the phrase “dual constrained” relative to the resources being scheduled, we would probably be referring to what two resources?
On Monday morning, Baxter Industries has the following jobs waiting for processing in two departments, milling, and drilling, in that order. Time Required (hours) Job Mill Drill 216 7 11 327 6 10 462 8 4 519 5 8 258 3 5 617 12 15 Develop a minimum makespan schedule using Johnson's rule. The schedule using Johnson's rule is - - - - - . Choose the correct Gantt chart with the minimum makespan schedule. The correct graph is .
A group of six jobs is to be processed through a two-machine flow shop. The first operation involves cleaning and the second involves painting. Determine a sequence that willminimize the total completion time for this group of jobs. Processing times are as follows:PROCESSING TIME (hours)Job Work Center 1 Work Center 2A 5 5B 4 3C 8 9D 2 7E 6 8F 12 15 To employ Johnson’s rule, create a “blank” sequence first, such as:mhhe.com/stevenson13eEXAMPLE 41st 2nd 3rd 4th 5th 6th
Given the following information on job times and due dates, determine the optimal processingsequence using (1) FCFS, (2) SPT, (3) EDD, and (4) CR. For each method, find the average jobflow time and the average job tardiness. Jobs are listed in order of arrival.JobJob Time(hours)Due Date(hours)a 3.5 7b 2.0 6c 4.5 18d 5.0 22e 2.5 4f 6.0 20
GardinIT performs home gardening jobs. The required jobs are shown in the following tableJob Preparing Area (days) Planting(days) once job is startedR 3 2S 1 3T 4 5U 8 5V 6 4W 4 3a- Which scheduling method would be best overall from (SPF, EDD, FCFS as in table)b- If job U was required to be made first then EDD will be used with eh rest, what would be thechange in average delay and…
The times required to complete each of eight jobs in a two-machine flow shop are shown in thetable that follows. Each job must follow the same sequence, beginning with machine A and moving to machine B.a. Determine a sequence that will minimize makespan time.b. Construct a chart of the resulting sequence, and find machine B’s idle time. c. For the sequence determined in part a, how much would machine B’s idle time be reduced bysplitting the last two jobs in half?TIME (hours)Job Machine A Machine Ba 16 5b 3 13c 9 6d 8 7e 2 14f 12 4g 18 14h 20 11

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