The condensed financial statements of Carla Vista Co. for the years 2019 and 2020 are presented as follows. (Amounts in thousands.) CARLA VISTA CO. Balance Sheets December 31 2020 2019 Current assets Cash and cash equivalents $ 330 $360 Accounts receivable (net) 580 510 Inventory 510 440 Prepaid expenses 120 160 Total current assets 1,540 1,470 Investments 120 120 Property, plant, and equipment 420 380 Intangibles and other assets 530 510 Total assets $ 2,610 $ 2,480 Current liabilities $ 1,010 $ 900 Long-term liabilities 460 430 Stockholders' equity-common 1,140 1,150 Total liabilities and stockholders' equity $ 2,610 $ 2,480 CARLA VISTA CO. Income Statements For the Years Ended December 31 2020 2019 Sales revenue $ 3,850 $ 3,510 Costs and expenses Cost of goods sold 1,065 1,000 Selling & administrative expenses 2,400 2,330 Interest expense 25 20 Total costs and expenses 3,490 3,350 Income before income taxes 360 160 Income tax expense 108 48 Net income $ 252 $ 112 (a) Current ratio. (b) Inventory turnover. (Inventory on 12/31/18, was $ 350.) (c) Profit margin. (d) Return on assets. (Assets on 12/31/18, were $ 2,310.) (e) Return on common stockholders' equity. (Stockholders' equity on 12/31/18, was $ 920.) (f) Debt to assets ratio. (g) Times interest earned. 2020 2019 (a) Current ratio :1 :1 (b) Inventory turnover times times (c) Profit margin % % (d) Return on assets % % (e) Return on common stockholders' equity % % (f) Debt to assets ratio % % (g) Times interest earned times times