Problem 6-3 (Static) A manager wants to assign tasks to workstations as efficiently as possible, and achieve an hourly output of 4 units. The department uses a working time of 56 minutes per hour. Assign the tasks shown in the accompanying precedence diagram (times are in minutes) to workstations using the following rules: 7 d 5 h a. In order of most following tasks. Tiebreaker: greatest positional weight. Work Station Tasks IV b. In order of greatest positional weight. Tiebreaker: most following tasks. Work Station Tasks IV c. What is the efficiency? (Round your answer to 2 decimal places.) Efficiency %