Question: Please answer (b), (c), and (d) with clear explanations 1. Four trucks, 1, 2, 3, and 4, are waiting on a loading dock at XYZ

Please answer (b), (c), and (d) with clear explanations

1. Four trucks, 1, 2, 3, and 4, are waiting on a loading dock at XYZ Company that has only a single service bay. The trucks are labeled in the order that they arrived at the dock. Assume the current time is 1:00 P.M. The times required to unload each truck and the times that the goods they contain are due in the plant are given in the following table. Truck Unloading time (minutes) | The material is due 1 20 1:25 PM 2 3 1 4 35 10 1:45 PM 1:50 PM 1:30 PM 4 a) Determine the schedules that results for each of the rules FCFS, SPT, EDD, and CR. In each case compute the mean flow time, average tardiness, and number of tardy jobs. b) Determine the sequence that the trucks should be unloaded in order to minimize mean flow time. c) Determine the sequence that the trucks should be unloaded in order to minimize maximum lateness. d) Determine the sequence that the trucks should be unloaded in order to minimize number of tardy jobs

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