UESTION 1 Use the following scenario and data for all the questions A community

Question

UESTION 1 Use the following scenario and data for all the questions A community neighborhood association decided to add a swimming pool to the community activity center. The project is divided into the activities listed in the following table. The activity times and costs, both normal and crashed, are given. To finish the project before the summer season starts, the neighborhood has to make time and cost trade offs. If the project needs to be finished in 20 weeks, you are required to formulate a linear programming model to decide about how much to crash for each activity ImmediateT Activity Normal Crashed Normal C B. C 1200 2100 8200 To answer the following questions, you may want to use the last column of the following table to compute the cost of crashing an activity by one week. me w Cost (S Activitymmediate Cost Week Normal rmal Crashed 800 3000 1400 A, C B, C 1600 1200 1300 2100 8200 2100 9000

Explanation / Answer

Questions 1)

xi- start time of activity i, yi-finish time of activity i, for i = A, B, C, D, E, F, G.

Question 2)

1400

Question 3)

2200

Question 4)

min300xA+400xB+15OxC+300xD+300xE+800xF+400xG

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