12. The following precedence network is used for assembling a product. You have been asked to achieve a daily output rate of 40 units. Assume one day is 8 hours. All times in this network are in minutes. Balance the line using the following rule: assign tasks to workstations on the basis of most following tasks (Rule 1). Use greatest positional weight (Rule 2) as a tiebreaker. What is the last activity assigned to workstation 3? 30 30 60 by b d 2.0 70 6.0 120 j g 50 50 5.0 e Od Og of Ob rovided antions 17. The following precedence network is used for assembling a product. You have been asked to achieve a daily output rate of 40 units. Assume one day is 8 hours. All times in this network are in minutes. Balance the line using the following rule: Assign tasks to workstations on the basis of greatest positional weight (Rule 2). Use most following tasks (Rule 1) as a tiebreaker. What is the balance delay (96)? 6.0 6.0 6.0 b d 20 7.0 5.0 120 h j g 20 1.0 1.0 O 10 O None of the provided options 0 20 O 50 O 30