1. The Quality Management Department is asked to balance a revised assembly line that will turn out 320 videotapes per day. There will be eight working hours in each day. The detailed information is given in the table below: Time (minutes) Immediate Predecessor Task A 0.8 B 0.4 0.5 A, E D 0.6 C E 1.4 - F 0.6 B G 0.5 H 0.3 D, F G Please finish the following: (a) Draw the precedence diagram. (b) Determine the minimum cycle time, the maximum cycle time, and the calculated cycle time. (c) What is the minimum number of stations needed? (d) Assign tasks to workstations based on the basis of most following tasks. Use the longest processing time as a tiebreaker. Compute the efficiency of the system.