6. Exxon Mobil paid out a quarterly dividend of $.75 per share. The stock is currently trading at $80. What is the annual dividend yield?

7. In 2020, your adjusted gross income was $100,000. What is your total tax liability and what is your effective tax rate?

8. (Refer to problem 7) You now qualify for a $1,000 tax credit What is your new tax liability and what is your new effective rate?

9. (Refer to problem 7) You now qualify for a $2,000 deduction. What is your new tax liability and what is your new effective rate?

10. The S&P 500 average return = 10.0% and the standard deviation = 25.0%. What is the range for two standard deviations? What is the range for three standard deviations?