11.10 Warne Enterprises decides to expand its operations by applying for an additional loan of $600 000. As a result, revenue from ordinary activities is expected to increase by $90 000. Financial data (assume average balances) before and after expansion include: Before expansion After expansion Total assets (average) $3 000 000 $3 600 000 Total liabilities 800 000 1 400 000 Average shareholders' equity 2 200 000 2 200 000 Revenue from ordinary activities 800 000 890 000 Interest expense 60 000 80 000 Profit before income tax 540 000 550 000 Income tax expenses (30 per cent) 162 000 165 000 Profit $ 378 000 $ 385 000 Required Calculate the following: Before After a. ROA ratio b. Return on ordinary shareholders ratio c. Debt to total assets ratio d. Times interest earned ratio