. A manufacturer of sails for small boats has a group of custom candles awaiting the latest two processing operations before they are sent to customers. Operation 1 must be performed before operation 2, and the tasks have requirements for different times for each operation. The required hours are the following: assignment:  1 2 3 4 5 6 7 8 9 10 Operation 1: 1 5 8 3 9 4 7 2 4 9 Operation 2: 8 3 1 2 8 6 7 2 4 1 A. Use Johnson's rule to determine the sequence excellent. B. Draw a Gantt chart for each operation.

Practical Management Science
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ISBN:9781337406659
Author:WINSTON, Wayne L.
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Chapter2: Introduction To Spreadsheet Modeling
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8. A manufacturer of sails for small boats has a group of custom candles awaiting the latest two processing operations before they are sent to customers. Operation 1 must be performed before operation 2, and the tasks have requirements for different times for each operation. The required hours are the following:

assignment:  1 2 3 4 5 6 7 8 9 10

Operation 1: 1 5 8 3 9 4 7 2 4 9

Operation 2: 8 3 1 2 8 6 7 2 4 1

A. Use Johnson's rule to determine the sequence excellent.

B. Draw a Gantt chart for each operation.

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