The owner of Jade Art Supplies is concerned that her business is not doing well. As her financial consultant she has asked you to conduct some analysis on her financial position. Jade Art Supplies has provided you with the following information. Jade Art Supplies Income Statement for the Year Ended 31 December 2019 210,000 Sales Less Cost of Sales Opening inventories Add purchases 30,000 80,000 110,000 20,000 Less Closing inventories Gross Profit Less Expenses Net Profit 90,000 120,000 100,000 20,000 Other information 31.12.2018 31.12.2019 Non-current assets Current assets Closing capital Trade receivables Trade payables 25,000 45,000 280,000 22,000 18,000 35,000 50,000 300,000 24,000 20,000 Notes: All of Jade's sales and purchases are on credit. Required: 1. Calculate the following profitability and efficiency ratios. (35 Marks) . Return on capital employed . Gross profit ratio Net profit ratio Trade receivables collection period Trade payables collection period Inventories turnover ratio Asset turnover ratio