14 - An operator is used for loading and unloading of parts to automated machines. Loading time is 1 minute, unloading time is 2 minutes, machining time is 30 minutes; Operator travel time between the machines including the inspection time is 4 minutes. Cost of operator is C7=40 TL/Hour, cost of a machine is C2=200 TL/Hour. What is the cost per unit of production if optimum number of machines is assigned to the operator? (Note: Times are given in minutes and costs are per hour) a) 231 TL/unit b) 6930 TL/unit c) 115.5 TL/unit d) 240 TL/unit e) 132 TL/unit 3. An operator is used for loading and unloading of parts to automated machines. Loading time is 1 minute; unloading time is 2 minutes, machining time is 30 minutes; Operator travel time between the machines including the inspection time is 4 minutes. Cost of operator is Cy=40 TL/Hour; cost of a machine is C2=200 TL/Hour. How many machines (integer number) should be assigned to the operator so that the total operator and machine costs per cycle are minimized? a) 6 3 b) 6 c) 4 d) 2 e) S 5