1. Johnson of Johnson Car Shop has ve cars waiting for Economy Detailing. An Economy Detailing consists of a wash and then a hand wax. Cars cannot be waxed until they are washed. ROUND up (36/5) & (36/10). _ Wash (hours) asses (CiaWdiIIac m _-- a. What schedule produces the shortest time span in which these orders can be completed? Sequence: =E J' I I b. Create a Gantt chart for the optimal sequence (shortest time Span). c. How many hours does it take to complete the ve orders? :1 n a d. For the schedule in question , how many hours is the waxing task idle? e. When will Johnson nish the Cadillac? f. What is the average order completion time