199 ) You have the following data for the Fosberg Winery of St Catherines . What is Fosberg's return on assets ( ROA ) ? Return on equity = 15%; Earnings before taxes = $30, 000; Total asset turnover = 0. 80; Profit margin = 4.5%; Tax rate = 35% . A ) 6. 4% B ) 3. 9% ( ) 3. 6% D ) 9. 3% [ ) 5. 7%