Cody's Car Wash offers a basic car wash package that includes: washing, window cleaning, and tire dressing. There are three workers who wash cars, two workers who clean windows, and one worker who does tire dressing. Typically, washing takes 14 minutes per car, window cleaning takes 7 minutes per car, and tire dressing takes 3 minutes per car. Cody's Car Wash is open every day from 8 am to 8 pm. On average, the demand is 180 cars per day. Capacity Workload Implied Utility Wash 180 min/hr 210 min 1.167 Windows 120 min/hr 105 min 0.875 Tires 60 min/hr 45 min 0.75