Question: 3. (15 points) There are 3 workers and 3 tasks. Assume that each worker should perform one task (by themselves) and each task needs to

3. (15 points) There are 3 workers and 3 tasks. Assume that each worker should perform one task (by themselves) and each task needs to be completed by someone. Formulate an IP to minimize the total working time. (The total working time is the number of hours that worker I works, plus the number of hours that worker 2 works, plus the number of hours that worker 3 works.) The number of hours for cach worker to complete cach task are given in the table below. Task 2 Task 3 Task 1 Worker 13 Worker 24 Worker 35

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