Bettamould Plc makes plastic tubes and parts used in plumb- ing in buildings. They had sales of 120 million and a gross margin of 30 percent last year. a. How much inventory can they hold to maintain an inventory turnover ratio of 5.0 times? b. A new purchasing manager has suggested that they can reduce the amount of inventory by 25 percent by using a new software to automate their order ing. If they invest in the new software and reduce the inventory by 25 percent, how will it affect their inventory turnover ratio?