How do you do this problem using a Ti-84 calculator "apps", "finance", "TVM Solver." --------------------------------------------------------------------------------------------- How much do you need to deposit today if you want to withdraw $10,000 per year at the end of years 8 through 15. You expect a 15% annual rate of return on your investment. [ANSWER IS $16,870]

Your mother is planning to retire this year. Her firm offered her a lump sum retirement payment of $50,000 or a $6,000 lifetime annuity (payment). Your mother is in reasonably good health and expects to live for at least 15 more years. which option should she chooose, assuming that the annuity has an 8% annual interest rate. [ANSWAER IS THE ANNUAL PAYMENT]