A manufacturer of sails for small boats has a group of custom sails awaiting the last two processing operations before the sails are sent to the customers. Operation 1 must be performed before operation 2, and the jobs have different time requirements for each operation. The hours required are as follows:

a. Use Johnson’s rule to determine the optimal schedule.
b. Draw a Gantt chart for each operation.

Transcribed Image Text:

JOB 8 9 1 2 3 4 5 10 Operation 1 5 3 4 4 Operation 2 8 3 8 2 4 2. CO CO CO