The Carry-on Luggage Company must set up an assembly line for a wheeled carry-on bag. Forecasts show that 60 units per hour should be produced. The tasks required, task times, and precedence relationships are as follows: Task Time (seconds) Predecessors A 30 50 A 25 A 10 B 25 B 15 B 10 C. E. F 30 D. G a) What is the cycle time? b) What is the theoretical number of workstations? C Balance the line by assigning the tasks to the workstations using the longest operating time rule. d) What is the efficiency of the balanced line