Answer Happy

e. What is the utilization of the worker in station 2? Because of a drastically reduced forecast, the plant management has decided to cut staff- ing from nine to six workers per shift. Assume that (i) the nine tasks in the preceding table cannot be divided; (ii) the nine tasks are assigned to the six workers in the most efficient way possible; and (iii) if one worker is in charge of two tasks, the tasks have to be adjacent (i.e., one worker cannot work on tasks 1 and 3). Q4.3 (Power Toys) PowerToys Inc. produces a small remote-controlled toy truck on a con- veyor belt with nine stations. Each station has, under the current process layout, one worker assigned to it. Stations and processing times are summarized in the following table: (indicates that the solution is at the end of the book)
Station 1 2 5769SAWN 3 4 8 Task Mount battery units. Insert remote control receiver Insert chip Mount front axle Mount back axle Install electric motor Connect motor to battery unit Connect motor to rear axle Mount plastic body Processing Times (seconds) 75 85 90 65 70 55 80 65 80