a) The botlleneck time of the system is 15T minules per unit (enter your response as a whole number). b) is the botleneck station. c) The throughput time is minutes (enter your response as a whole number). d) It the firm operates B hours per day, 5 days per week, the weekly capacily of this work cell is 160 units (enter your response as a whiole number). Capacity: 30 unitsht.