As of December 31 2018 Accounts receivable $404,000 Allowance for doubtful accounts (20,200) Net accounts receivable $383,800 Inventories, lower of cost or market $484,000 2017 $371,000 (14,840) $356, 160 $437,000 Income Statement For the Years Ended December 31 2018 Net credit sales $2,019,000 Net cash sales 405,000 Net sales 2,424,000 Cost of goods sold 1,598,000 Selling, general, and administrative expenses 241,000 Other expenses 39,400 Total operating expenses $1,878,400 2017 $1,756,000 305,000 2,061,000 1,426,000 214,800 22,800 $1,663,600 Required a. Compute the accounts receivable turnover for 2018. b. Compute the inventory turnover for 2018. c. Compute the net margin for 2017 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.) times a Accounts receivable turnover b. Inventory turnover c. Net margin times %