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 90 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? О а. 5 O b. 1 O c 6 O d. 3 O e. None is the correct answer

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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 90 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?
O a. 5
O b. 1
Ос. 6
O d. 3
O e. None is the correct answer
Transcribed Image Text: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 90 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? O a. 5 O b. 1 Ос. 6 O d. 3 O e. None is the correct answer
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