As part of a major plant renovation project, the industrial engineering department has been asked to balance a revised assembly operation to achieve an output of 240 units per eight-hour day. Task times and precedence relationships are as follows: Duration Immediate Task (minutes) Predecessor 0. 2 0. 4 0. 2 0. 4 1. 2 1. 2 1. 0 e,d. Compute the percentage of idle time for the assignment in part d. Use the actual bottleneck cycle time in your calculation. {Round your answer to 2 decimal places.) a Answer is complete but not entirely correct. ' El