Each day, a company uses bags of industrial cleaner. The bags can be shipped to the company each day at a rate of . The cost of placing an order is $, and the carrying charge is % of the item's $ cost. The company operates days per year. Calculate the order quantity that minimizes the company's inventory-associated costs. How many days are there between orders for the order quantity you calculated? The order quantity that minimizes the company's inventory associated costs is nothing units. (Enter your response rounded to the nearest whole number.)