The following end-of-year amounts are from the financial statements of Konstan Company: total assets, $213,000; total liabilities, $86,000; owner's equity, $127,000; net sales, $391,000; cost of goods sold, $243,000; operating expenses, $89,000; and withdrawals, $20,000. During the past year, total assets increased by $37,500. Total owner's equity was affected only by net income and withdrawals. Compute the
(1) Profit margin,
(2) Asset turnover,
(3) Return on assets,
(4) Debt to equity ratio, and
(5) Return on equity?