The formula used to calculate accounts receivable turnover is O a. Sales/Average Accounts Receivable. O b. Average Accounts Receivable/Average Daily Sales. O c. Accounts Receivable (beginning of period)/Sales. O d. Average Accounts Receivable/Sales. The numerator in the ratio of fixed assets to long-term liabilities is a. Total Fixed Assets. b. Average Fixed Assets. c. Three-Year Average of Fixed Assets. d. Fixed Assets (net)