Selected data from Vernon Company follow: Balance Sheets As of December 31 Accounts receivable Allowance for doubtful accounts Net accounts receivable Inventories, lower of cost or market 2018 $399,000 (19,950) $379,050 $475,500 2017 $379,000 (15,160) $363,840 $446,000 Income Statement For the Years Ended December 31 2018 Net credit sales $2,018,000 Net cash sales 414,000 Net sales 2,432,000 Cost of goods sold 1,606,000 Selling, general, and administrative expenses 240, 800 Other expenses 40,800 Total operating expenses $1,887,600 2017 $1,751,000 308,000 2,059,000 1,440,000 215,600 22,100 $1,677,700 a. Compute the accounts receivable turnover for 2018. b. Compute the inventory turnover for 2018. c. Compute the net margin for 2017. (For all requirements, round your answers to 2 decimal places.) a Accounts receivable turnover b. Inventory turnover c. Net margin times times %