7. The following precedence network is used for assembling a product. You have been asked to achieve a daily output rate of 40 units. Acome 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. How many tasks were assigned to workstation 1? 50 80 8.0 b -- 20 7.0 50 120 h 20 10 10 None of the provided options 3 O2 0 1 QRS Corp. is designing a product layout for a new product. They plan to use this production line 10 hours a day in order to meet forecasted demand of 900 units per day. The following table describes the tasks necessary to produce this product: a b Task Timesecs) Immediate Predecessor 34 none b 20 10 b d 16 b 10 f 24 de C e B 40 f For output to equal forecasted demand, what will be the efficiency of the production line? Use Rule 1: most following tasks first; use tiebreaker of Rule 2: greatest positional weight. 81 percent 100 percent 90 percent 85 percent None of the provided answers 95 percent