kahane co has an inventory conversion period of 51.75 days, an average collection period of 41.50 days and a payable deferral period of 27.50 days. kahane's cash conversion cycle is calculated as 65.75 days. a review of kahane's balance sheet indicates that it has accounts receivable of $77,129. if kahane co's COGS is 80% of annual sales, what is the firm's inventory turnover?

a. 9.81x

b. 9.51x

c. 8.82x

d. 8.69x

e. 8.95x