plz explain as much as you can with formula

4. Andrew's Electronics Statement of Financial Position 3,000,000 Non-current assets Current Assets Inventories Trade receivables Cash & Cash Eq. Total current assets 1,100,000 600,000 300,000 2,000,000 Equity Share capital 600,000 Retained earnings 900,000 Total Equity 1,500,000 Non-current liabilities 1,800,000 Current Liabilities Trades and 700,000 payables Notes payable 400,000 Bank loan 600,000 Total current 1,700,000 liabilities Total liabilities 3,500,000 Total equity and 5,000,000 liabilities Total assets 5,000,000 Statement of Income and Statement of Retained Earnings Revenue Cost of sales Gross profit Expenses Profit before taxes Income tax expense Profit for the year Dividends Increase in retained earnings 4,000,000 2,500,000 1,500,000 800,000 700,000 (350,000) 350,000 (50,000) 300,000 Calculate Andrew's Electronics' sustainable growth rate. (10 marks)