Una Day is planning to retire in 13 years, at which time she hopes to have accumulated enough money to receive an annuity of $28,000 a year for 18 years of retirement. During her pre-retirement period she expects to earn 9 percent annually, while during retirement she expects to earn 11 percent annually on her money What annual contributions to this retirement fund are required for Una to achleve her objective and sleep well at night? (Use 0 Financial calculator to arrive at the answer. Do not round intermediate calculations. Round the final answer to the nearest whole dollar.) Annual contribution Del Monty will receive the following payments at the end of the next three years: $8,000,$11,000, and $13,000. Then from the end of the fourth year through the end of the tenth year, he will recelve an annuity of $14,000 per year. At a discount rate of 12 percent, what is the present value of these future benefits? (Use a Financial calculator to orrive at the answer. Round the intermediate and final answer to the nearest whole dollar.) Present value of all future benefits Darla White has just purchased an annuity to begin payment at the end of 2024 (that is the date of the first payment). Assume it is now the beginning of 2021 The annuity is for $29.000 per year and is designed to last 7 years. If the interest rate for this problem is 13 percent, what is the most she should have paid for the annuity? (Use a Finoncial calculator to orrive ot the answer. Round the intermediote and the final answer to the neorest whole dollar.) Annuity paid $ If you borrow $9,386 and are required to pay back the loan in five equal annual instalments of $2,800, what is the interest rate associated with the loan? (Use a Financiol calculator to orrive ot the answer. Round the final answer to the nearest whole number.) Interest rate %