hi there. i accidentally posted the wrong page for my previous question on ratios. below you will find the correct relevant pages for the ratios i need help with for letters a-j.

Question 1 (30 marks) Read the case study below and answer the questions that follow: Dressed for Success Dressed for Success Limited trades in the retail clothing sector and is listed on the general retail sector of the Johannesburg Securities Exchange (JSE). The company focuses on young buyers. Their unaudited results for 30 September 2020 are shown below: Statement of Comprehensive Income for the year ended 30 September 2020 2020 2019 Sales (turnover) 908 191 814 521 Cost of sales (563 078) (553 874) Opening inventory 120 000 198 000 Purchases 657 078 475 874 (214 000) 345 113 (187 634) 157 479 (120 000) 260 647 (125 340) 135 307 Less: Closing inventory Gross profit Operating expenses Profit before other income, interest and tax Finance charges (net) Profit after interest before tax Tax Profit after tax (23 547) 133 932 (37 500) 96 432 (18 712) 116 595 (32 647) 83 948 Statement of Financial Position as at 30 September 2020 2020 2019 330 187 462 43 214 000 89 669 158 765 792 621 314 124 261 033 120 000 45 421 95 612 575 157 343 876 294 876 ASSETS Non-current assets Current assets Inventory Trade receivables Cash balances and investments Total assets EQUITY AND LIABILITIES Equity Ordinary share capital (82 million ordinary shares at R1 each) Accumulated reserves Non-current liabilities Long-term loan Current liabilities Trade payables Accruals and provisions Total equity and liabilities 82 000 82 000 261 876 188 386 188 386 260 359 185 269 75 090 792 621 212 876 111 579 111 579 168 702 140 174 28 528 575 157 2019 Financial ratios of Dressed for Success Limited 2020 a. Gross profit margin ? b. Net operating profit margin ? c. Change in turnover ? d. Return on assets ? e. Return on equity ? f. Debtors collection period ? 32% 16.6% 10.3% 23.5% 28.5% 29.1 days ? ? g. Creditors payment period h. Inventory turnover i. Debt equity ratio j. Cash ratio 107.51 days 4.6 times 37.8:1 0.57:1 ? ? Additional information: At the beginning of 2020, the company launched a new exclusive clothing brand, which is very popular amongst most teenagers. The annual sales occurred evenly throughout the year. Of the turnover in 2020, 65% was credit sales; this represents a slight decrease from the 70% credit sales in 2019. The financial manager has reviewed the company's credit sales policy and decrease credit sales to 55% of turnover from 2021 onwards. All inventories are purchased on credit. A substantial part of the new clothing brand is imported from China. This inventory is ordered in large quantities to save on shipping costs. The budgeted turnover of the company is expected to increase in 2021. The company tax rate is 28%. There are 365 days in a year