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Question
| Station | Task | Time (minutes) | Time left (minutes) | Ready tasks (#followers) |
| A(4),C(3) | ||||
| 1 | A | 4 | 17.1 | C(3),B(3) |
| C | 1.5 | 15.6 | B(3) | |
| B | 3.2 | 12..4 | D(2) | |
| D | 2.8 | 9.6 | E(1) | |
| 2 | E | 17.1 | 5.4 | F(0) |
| 3 | F | 12..8 | 9.7 | |
| Summary Statistics | ||||
| Cycle time | 22.5 | minutes | ||
| Time allocated (cycle time * #) | 67.5 | minutes/cycle | ||
| Time needed (sum of task times) | 42.8 | minutes/unit | ||
| Idle time (allocated-needed) | 24.7 | minutes/cycle | ||
| Efficiency (needed/allocated) | 63.40741% | |||
| Balance Delay (1-efficiency) | 36.59259% | |||
| Min (theoretical) # of stations | 2 |
Key Term: Assembly-line balancing
46) A firm is planning to set up an assembly line to assemble 40 units per hour, and 57 minutes per hour are productive. The time to perform each task and the tasks that precede each task are contained in the following table.
Answer
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