Using this screenshot how can I analyze the gross and net profit margin, the return on assets and return of equity ratios, the current and acid test ratios

LUBNERS LIMITED Statement of Comprehensive Income for the year ended 31 December 2020 R 2019 2020 Sales 4 535 424 4816 512 Cost of Sales 2 340 288 2 530 656 Gross Profit 2 195 136 2 285 856 Other Income Operating Income Operating Expenses Selling and Admin Expenses Other Expenses Operating Profit 2 195 136 2 285 856 1 343 808 1 069 056 1 405 152 1 141 344 274 752 263 808 851 328 880 704 Interest Income 9 504 7776 Interest Expense 174 551 149 161 Profit before taxation 686 281 739 319 ation 192 159 207 009 Net Profit 494 122 532 310 Other Comprehensive Income Net of Tax Total Comprehensive Income 494 122 532 310 Question 2. LUBNERS LIMITED Statement of Financial Position for the year ended 31 December 2020 R R 2019 2020 ASSETS Current Assets 1 747 008 1 837 152 Accounts Receivable 800 064 832 608 Cash 362 304 338 688 Inventories 584 640 665 856 Non-Current Assets 2910 206 3 462 964 Total Assets 4 657 214 5 300 116 EQUITY AND LIABILITIES 2 998 708 Equity Ordinary Share Capital Retained Earnings 2 466 398 1 728 000 1 728 000 738 398 1 270 708 Liabilities Current Liabilities 1 099 872 1 369 152 Accounts Payable 290 304 311 328 Other Current Liabilities 809 568 1 057 824 1 090 944 1 090 944 Non-Current Liabilities 932 256 Long Term Loan 932 256 Total Equity and Liability 4 657 214 5 300 116