.2 The assembly line whose activities are shown below is capable of producing 60 units in a day during a 10-hour shift. 1.2.1 Calculate the minimum number of workstations required for this assembly line. 1.2.2 Calculate the positional weight of each assembly activity. 1.2.3 Assign the activities to the workstations according to their rank positional weights. Show full calculations, including the cumulative station times and the unassigned station times. 1.2.4 Calculate the balancing loss of the assembly line