Question 9 (2 marks) Table 1 shows the tasks and their preceding tasks and task time) that are necessary to produce a complete item. Assuming that an existing production line runs seven hours a day, five days a week, and needs to make 350 items in a week; calculate the desired cycle time (in minutes) and the efficiency of the existing line. Workstation 1 2 3 Task Preceding tasks Task time in minutes) A 3 B 2 A, B 5 D 4 E 1 F D, E 3 Table 1: Tasks, preceding tasks and task time 4