9-10 : Everything is the same except to earn $300, $500, and $800 and at a 7 percent

Please show work using Texas Instrument calculator, thanks!!

9.10 A project is expected to earn $200,$300, and $400 for the next three years. What is the present value of these cash flows at a 10 percent discount rate? 9-11 Exactly 15 years from now Mr. J. R. Smith will start receiving a pension of $20,000 per year. The pension payments will continue for 10 years after retirement. How much is the pension worth now if money is worth 10 percent per year