Here is an annual companies report: Can you calculate one liquidity measure, one solvency measure, and one profitability measure? and explain what they mean? thank you

(mDKK) 2021 2020 2019 2018 2017 Income Statement Revenue 55.294 43,656 38,544 36,391 34,995 Expenses (38,250) (30,744) (27,707) (25,617) (24,636) operating profit 17 044 12,912 10,837 10,774 10,359 Financial income and expenses (39) 412) (85) (264) (158) Profit before income tax 17,005 12,500 10,752 10,510 10,201 Net profit for the year 13 285 9.916 3,306 8,076 7,806 Balance Sheet Total assets 47,991 37,202 34,946 31,485 29,911 Equity 29,138 23,547 22,183 21,753 20,714 Liabilities 18,853 13,655 12,763 9,732 9,197 Statement of Cash Flow Cash flow from operating activities 16,048 13,382 9,557 ,847 10,691 Purchase of property, plant, equipment and intangible assets (3,159) (1,891) (2,173) (1,502) (1,529) Free cash flow 12,892 11,498 7,395 8,355 9,168 Employees Average number (full-time) 20,198 17,431 16,112 15,050 16,480 Headcount end of year 24 484 20,468 18,800 17,385 17,534 Other financials (in %) Revenue growth in constant currency 28 16 4 (7) Financial ratios (in %) Gross margin 69.6 69.7 68.4 67.8 67.1 Operating margin 0.8 29.6 28.1 29.6 29.6 Net profit margin 24.0 22.7 21.5 22.2 22.3 Return on equity (ROE) 50.4 43.4 37.8 38.0 38.3 Return on invested capital (ROIC) 94.0 74.1 68.4 78.9 72.3 Equity ratio 60.7 63.3 63.5 69.1 69.3