III. Quantitative Questions (need to show work to get credit) 1. Tulsa Gas Company uses an average of 40 gallons of cleaning fluid a day. Usage tends to be normally distributed with a standard deviation of 3 gallons per day. Lead time is normally distributed averaging7 days with a standard deviation of 3 days. The company hopes to keep the desired service level is 95 percent. What amount of safety stock is appropriate if a fixed order size of 600 gallons is used? (8 points)

III. Quantitative Questions (need to show work to get credit) 1. Tulsa Gas Company uses an average of 40 gallons of cleaning fluid a day. Usage tends to be normally distributed with a standard deviation of 3 gallons per day. Lead time is normally distributed averaging7 days with a standard deviation of 3 days. The company hopes to keep the desired service level is 95 percent. What amount of safety stock is appropriate if a fixed order size of 600