X=44

1. Dave Grubbs of Grubbs Auto Body has five 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 (X/5) \& (X/10). (Chapter 11 Production Activity Control) ( 30 points) a. What schedule produces the shortest time span in which these orders can be completed? Sequence: b. Create a Gantt chart for the optimal sequence (shortest time span). c. How many hours does it take to complete the five orders? d. For the schedule in question " a ", how many hours is the waxing task idle? e. When will Dave finish the Cadillac? f. What is the average order completion time