Please help with the attached homework, thank you.

3. What are Revenues in the table below? Total Assets Total Liabilities Total Stockholder's Equity Beginning Retained Earnings Ending Retained Earnings Dividends Revenues Expenses Net Income Cash 300 160 50 60 15 ? 100 30 4. Which of the following transactions violates the balance sheet equation? (check all that apply) Increase retained earnings and increase liabilities Increase cash and reduce contributed capital Increase a liability and increase a revenue Reduce cash and reduce an expense None is correct