Question 2 (Layout) [30 marks] A manufacturer is introducing a new model of refrigerator and needs to balance the process for its new assembly line, given the following task times and precedence relationships. Assume that the cycle time is 12 seconds. Task Time (seconds) Immediate Predecessor A 6 B 5 A C 5 D 3 B E 4 C F 7 C G 4 E H 8 D, F, G You are required to 1. Draw the precedence graph. [3 marks] 2. Assign tasks to stations by using the longest processing time decision rule. In case of a tie, use the tiebreaker of assigning the task with the largest number of following tasks. [15 marks] 3. Determine the efficiency of the process. [3 marks] 4. Draw the product layout. [3 marks] 5. Compute the rate of output that is expected for this line assuming a 480-minute working day. [6 marks]