Problem 8-9 (Algo) An assembly line is to be designed to operate 5 hours per day and supply a steady demand of 300 units per day. Here are the tasks and their performance times: PRECEDING TASKS PRECEDING TASKS TASK TASK a b e PERFORMANCE TIME (SECONDS) 40 35 30 10 20 40 PERFORMANCE TIME (SECONDS) 10 12 18 15 20 25 f d g h i j k 1 TOU e f h, i j, k b. What is the workstation cycle time? Workstation cycle time seconds per unit c. What is the theoretical minimum number of workstations? (Round up your answer to the next whole number.) Minimum number of workstations d. Assign tasks to workstations using the longest operating time. (Leave no cells blank - be certain to enter "O" wherever required.) Work Station Task Idle Time I II IV V e. What is the efficiency of your line balance? (Round your answer to 1 decimal place.) Efficiency %