Delta Corporation has an inventory conversion period of 75 days, an average collection period of 38 days, and a payables deferral period of 30 days. a. What is the length of the cash conversion cycle of the company? b. If Delta's annual sales are $3,421,875 and all sales are on credit, what is the investment in accounts receivable? How many times per year does Delta turn over its inventory? Assume that cost of goods sold is 75% of sales