Part 1- You have just made your first $4,500 contribution to your individual retirement account. Assume you earn an annual return of 11.15 percent and make no additional contributions. a-What will your account be worth when you retire in 42 years? b- What if you wait 10 years before contributing? Please do not round intermediate calculations and round your answer to 2 decimal places Part 2- Investment X offers to pay you $8,100 per year for 9 years, whereas Investment Y offers to pay you $11,000 per year for 5 years. A- If the discount rate is 8 percent, what is the present value of these cash flows? B- If the discount rate is 23 percent, what is the present value of these cash flows?