You want to save $600,000 dollars for retirement in your 401K. Over the next 30 years, 27. How much must you deposit weekly if the annuity is paying 8.35%? 28. What will be your total payments into the annuity over the 30 year period? 29. How much interest did you earn while building your annuity? 30. You retire with $600,000 in your IRA which earns 8.35%. What distribution would you receive monthly if you plan to withdraw funds for the next 25 years?.