Extracts of the financial statements of Ultra Limited are presented below:

2.1 Calculate the percentage profit on sales after the cost of sales only have been accounted for. (2 marks) 2.2 Has the liquidity of the company improved? Use two relevant ratios to motivate your answer. (6 marks) 2.3 Use the relevant ratios to comment on the effectiveness with which the company has employed the inventory and debtors during 2022. (6 marks) 2.4 Use TWO (2) appropriate ratios that shareholders would use to assess the profitability of the company for 2022 by examining the after-tax returns earned. Comment on your calculations. (6 marks)