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4. Charles Corporation's most recent balance sheet and income statement appear below: Balance Sheet December 31, 2021 / Year 2 and Year 1 (In thousands of dollars) 2021 2020 Year 2 Year 1 Assets Current assets Cash Accounts receivable Inventory Prepaid expenses Total current assets S 30 210 190 70 $ 500 $ 110 260 170 70 S610 Plant and Equipment, net 810 740 Total assets $1.310 $1,350 Liabilities and Stockholders' Equity Current liabilities Accounts payable Accrued liabilities Notes payable, short term Total Current Liabilities Bonds payable S 140 30 40 $ 210 S 150 30 40 $ 220 190 240 Total liabilities $ 400 $ 460 Stockholders' Equity Preferred stock, $100 par value. 5% Common stock. $2 par value Additional paid-in-capital - common stock Retained earnings S 100 400 130 280 $ 100 400 130 260 Total Stockholders' Equity S 910 $ 890 Total liabilities and stockers' equity $1.310 $1,350 Income Statement For the Year Ended December 31, 2021 (In thousands of dollars) Sales (all on account) Cost of goods sold Gross margin Selling and administrative expenses Net operating income Interest expense Net income before taxes Income taxes (30%) $1.260 770 $ 490 400 90 26 64 19 NET INCOME $ 45 Compute the following for Year 2: a) b) e) Working Capital Current Ratio Acid-test Ratio Accounts Receivable Turnover Inventory Turnover Average Sale Period Debt-to Equity Ratio Gross Margin Percentage Net Profit Margin Percentage (%) Return on Total Assets Return on Equity h) i) j) k)