A company has got $500 in cash and cash equivalents, $300 in inventory and $200 in account receivables. The firm has long term assets of $500. The firm has accounts payables of $200. All other current liabilities total $400. The firm had sales of $10000, EBIT of $5000, interest expenses of $2000 and net income of $800. Compute the following ratios:

Current ratio

DSO

TIE

profit margin

Total asset turnover