The balance sheet and income statement of your bank are as follows:
| Balance sheet (end of the year, $ million) |
|---|
| Assets | 110 | Debt (including deposits) | 105 | | | | Equity | 5 | | Total | 110 | Total | 110 |
| | Income statement ($ million) |
|---|
| | Interest income | 8.2 | | – | Interest expenses | –5.25 | | | Net interest margin | 2.95 | | | Non-interest revenue | 0.8 | | | Gross revenue | 3.75 | | – | Provisions for bad debts | –1.3 | | – | Operating expenses | –1.1 | | | Profit before tax | 1.35 | | – | Taxes | –0.54 | | | Profit after tax | 0.81 |
Solutions to ratios are the following:

We can verify that:
| ROE | = (profit after tax)/(equity) = 0.81/5 = 16.2% ... |
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