Selected data from Walton Company follow: Balance Sheets As of December 31 2018 2017 $391,000 (19,550) $371,450 Accounts receivable $374,000 (14,960) $359,040 Allowance for doubtful accounts Net accounts receivable $484,500 $448,000 Inventories, lower of cost or market Income Statement For the Years Ended December 31 2018 2017 Net credit sales $2,008,000 420,000 2,428,000 $1,751,000 313,000 2,064,000 Net cash sales Net sales Cost of goods sold Selling, general, and administrative expenses Other expenses 1,600,000 240,800 39,500 $1,880,300 1,436,000 215,500 23,700 $1,675,200 Total operating expenses Required 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 times b. Inventory turnover c. Net margin times