A group of 6 jobs is to be processed through a 2-step operation. The 1st involves cleaning andthe 2nd is painting. Determine the sequence that will minimize the total completion time for thisgroup of jobs andshow the idle time incurred.PROCESSINGTIME (HOURS)JOB WORK CENTER WORK CENTER21|alm|ula|u|u|STONEABсDEF5482612SMOT80539715

Sequencing is an appropriate order of plan as per which the process of operations works. It defines…

Answered: A group of 6 jobs is to be processed…

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...

See similar textbooks

Similar questions

Five jobs must be scheduled for batch processing on a mainframe computer system. The processing times and the promised times for each of the jobs are listedhere.Job 1 2 3 4 5Processing time 40 min 2.5 hr 20 min 4 hr 1.5 hrPromised time 11:00 A.M. 2:00 P.M. 2:00 P.M. 1:00 P.M. 4:00 P.M.Assume that the current time is 10:00 A.M.a. If the jobs are scheduled according to SPT, find the tardiness of each job and themean tardiness of all jobs.b. Repeat the calculation in part (a) for EDD scheduling
Jobs A, B, E, F and G must go through Machines M1 and M2 in that sequence. Use Johnson’s Rule to determine the optimal sequence in which to schedule the jobs to minimise the total required time. How much total time is required to process all the seven jobs? Illustrate this using a Gant Chart. Job Processing time on M1 Processing time on M2 A 4 5 B 16 14 C 8 7 D 12 13 E 3 9 F 9 6 G 8 5
Six jobs are to be processed through a two-step opera- tion. The first operation involves sanding, and the second involves painting. Processing times are as follows: JOB OPERATION 1 (HOURS) OPERATION 2 (HOURS) A 10 5 B7 4 C5 7 D3 8 E2 6 F4 3 Determine a sequence that will minimize the total completion time for these jobs. Illustrate graphically.
Three jobs are to be scheduled on two machines A and B. Assume that the jobs are processed in the sequence A-B (A has to finish the job before B can continue the job). The processing times are: Job A B 1 5 4 2 7 7 3 3 5 Draw a Gantt chart that shows the schedule corresponding to the sequence 1-2-3 of the jobs.
Seven jobs are to be processed through a single machine. The processing times anddue dates are given here.Job 1 2 3 4 5 6 7Processing time 3 6 8 4 2 1 7Due date 4 8 12 15 11 25 21Determine the sequence of the jobs in order to minimizea. Mean flow time.b. Number of tardy jobs.c. Maximum lateness.d. What is the makespan for any sequence?
A manufacturer is designing a product layout for a new product production. It plans to use a production line for 8 hours per day in order to meet forecasted demand of 80 units per day. The product requires 7 tasks in total. These tasks are namely, A, B, C, D, E, F, and respectively. Task A does not have any predecessor to start. To start Task B, it requires Task A to be completed. Starting tasks C needs, the task B to be completed. Also, starting task D needed task B to be completed. Task E can only start upon completion of Task C. Whereas starting task F needs the completion of both the tasks D and E. Finally, starting task G needed, task F to be completed. The processing times for tasks, A, B, C, D, E, F, and Gare 2.8, 2.1,0.9, 1.0, 1.2, 1.8, are 4.7 minutes respectively. How many minimum numbers of workstations are needed? Select one: a. None is the correct answer b. 5 C. 6 d. 3 e. 1
Three jobs are to be scheduled on two machines A & B . Assume that the jobs are processed in the Sequence A-B. The processing times are : The Question is : Draw a Gantt Chart that shows the Schedule Corresponding to the sequences 1-2-3 of the jobs Job A B 1 5 4 2 7 7 3 3 5
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.
Suppose that 12 jobs must be processed through six machines. If the jobs may beprocessed in any order, how many different possible schedules are there? If youwere to run a computer program that could evaluate 100 schedules every second,how much time would the program require to evaluate all feasible schedules?
A manufacturer is designing a product layout for a new product production. It plans to use a production line for 8 hours per day in order to meet forecasted demand of 100 units per day. The product requires 7 tasks in total. These tasks are namely, A, B, C, D, E, F, and G respectively. Task A does not have any predecessor to start. To start Task B, it requires Task A to be completed. Starting tasks C needs, the task B to be completed. Also, starting task D needed task B to be completed. Task E can only start upon completion of Task C. Whereas starting task F needs the completion of both the tasks D and E. Finally, starting task G needed, task F to be completed. The processing times for tasks, A, B, C, D, E, F, and G are 2.8, 2.1,0.9, 1.0, 1.2, 1.8, are 4.7 minutes respectively. Applying the most following tasks rule for balancing the assembly line, with ties broken according to longest task tíme first. What will be the idle time for the FOURTH Workstation? Select one: O a 20 O 6.0.1…
A manufacturer is designing a product layout for a new product production. It plans to use a production line for 8 hours per day in order to meet forecasted demand of 100 units per day. The product requires 7 tasks in total. These tasks are namely, A, B, C, D, E, F, and G respectively. Task A does not have any predecessor to start. To start Task B, it requires Task A to be completed. Starting tasks C needs, the task B to be completed. Also, starting task D needed task B to be completed. Task E can only start upon completion of Task C. Whereas starting task F needs the completion of both the tasks D and E. Finally, starting task G needed, task F to be completed. The processing times for tasks, A, B, C, D, E, F, and G are 2.8, 2.1, 0.9, 1.0, 1.2, 1.8, are 4.7 minutes respectively. Applying the most following tasks rule for balancing the assembly line with ties broken according to longest task time first, the tasks that will be assigned to the SECOND workstation are: a. B,C and D b. C…
A manufacturer is designing a product layout for a new product production. It plans to use a production line for 8 hours per day in order to meet forecasted demand of 100 units per day. The product requires 7 tasks in total. These tasks are namely, A, B, C, D, E, F, and G respectively. Task A does not have any predecessor to start. To start Task B, it requires Task A to be completed. Starting tasks C needs, the task B to be completed. Also, starting task D needed task B to be completed. Task E can only start upon completion of Task C Whereas starting task F needs the completion of both the tasks D and E. Finally, starting task G needed, task F to be completed. The processing times for tasks, A, B, C, D, E, F, and Gare 2.8, 2.1,0.9, 1.0, 1.2, 1.8, are 4.7 minutes respectively. How many minimum numbers of workstations are needed? Select one: O a.2 O b. None is the correct answer O c.6 O d. 8 O e. 4

SEE MORE QUESTIONS

Recommended textbooks for you

Practical Management Science

Operations Management

ISBN:

9781337406659

Author:

WINSTON, Wayne L.

Publisher:

Cengage,

Operations Management

ISBN:

9781259667473

Author:

William J Stevenson

Publisher:

McGraw-Hill Education

Operations and Supply Chain Management (Mcgraw-hi…

Operations Management

ISBN:

9781259666100

Author:

F. Robert Jacobs, Richard B Chase

Publisher:

McGraw-Hill Education

Practical Management Science

Operations Management

ISBN:

9781337406659

Author:

WINSTON, Wayne L.

Publisher:

Cengage,

Operations Management

ISBN:

9781259667473

Author:

William J Stevenson

Publisher:

McGraw-Hill Education

Operations and Supply Chain Management (Mcgraw-hi…

Operations Management

ISBN:

9781259666100

Author:

F. Robert Jacobs, Richard B Chase

Publisher:

McGraw-Hill Education

Business in Action

Operations Management

ISBN:

9780135198100

Author:

BOVEE

Publisher:

PEARSON CO

Purchasing and Supply Chain Management

Operations Management

ISBN:

9781285869681

Author:

Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson

Publisher:

Cengage Learning

Production and Operations Analysis, Seventh Editi…

Operations Management

ISBN:

9781478623069

Author:

Steven Nahmias, Tava Lennon Olsen

Publisher:

Waveland Press, Inc.

SEE MORE TEXTBOOKS

A group of 6 jobs is to be processed through a 2-step operation. The 1st involves cleaning and the 2nd is painting. Determine the sequence that will minimize the total completion time for this group of jobs and show the idle time incurred.