The Suregrip Tire Company carries a certain type of tire with the following characteristics: - Average annual sales =600 tires - Ordering cost =$40 per order - Carrying cost =25 percent per year - Item cost =$50 per tire - Lead time =4 days - Standard deviation of daily demand = 1 tire a. Calculate the annual turnover as a function of service level. (Round answers to 1 decimal place.) b. If sales were to increase by 50 percent, what would happen to the turnover at a 95 percent service level? (Round answer to 1 decimal place.)