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A small aerospace company is considering eight projects. Each project has been rated on five attributes: return on investment (ROl), cost, productivity improvement, worker requirements, and degree of technological risk. These ratings are given in Table. The company has set the following five goals listed in order of priority: Goal 1 Achieve a return on investment of at least $3,250. Goal 2 Limit cost to $1,300, Goal 3 Achieve a productivity improvement of at least 6. Goal 4 Limit manpower use to 108. Goal 5 Limit technological risk to a total of 4. Use preemptive goal programming to determine which projects should be undertaken. Write model and solve via LINDO.

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A small aerospace company is considering eight projects. Each project has been rated on five attributes: return on investment (ROI), cost, productivity improvement, worker requirements, and degree of technological risk. These ratings are given in Table. The company has set the following five goals listed in order of priority: Goal 1 Achieve a return on investment of at least $3,250. Goal 2 Limit cost to $1,300. Goal 3 Achieve a productivity improvement of at least 6 . Goal 4 Limit manpower use to 108. Goal 5 Limit technological risk to a total of 4 . Use preemptive goal programming to determine which projects should be undertaken. Write model and solve via LINDO