Return on capital
Profit before interest and tax/ total long term capital
Net profit margin
Profit before interest and tax / revenue
Asset turnover
Revenue/ total long term capital
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Roce = asset turnover * net profit margin
Gross profit margin
Gross profit / revenue
Current ratio
Current assets / current liabilities
Quick ratio
Current assets - inventory / current liabilities
Inventory days
Inventory / cost of sales * 365 days
Receivables days
Receivables/ revenue * 365
Payables days
Payables/ purchases * 365
Gearing
Non current liabilities / share capital and reserves