You wish to retire in 13 years, at which time you want to have accumulated enough money to receive an annual annuity of $28,000 for 18 years after retirement. During the period before retirement you can earn 9 percent annually, while after retirement you can earn 11 percent on your money. What annual contributions to the retirement fund will allow you to receive the $28,000 annuity? (Do not round intermediate calculations. Round your final answer to 2 decimal places. Annual contribution Cal Lury owes $36,000 now. A lender will carry the debt for five more years at 6 percent interest. That is, in this particular case, the amount owed will go up by 6 percent per year for five years. The lender then will require that Cal pay off the loan over the next 13 years at 9 percent interest. What will his annual payment be? (Do not round intermediate calculations. Round your final answer to 2 decimal places.) Annual payments