'ou have just made your first $5,500 contribution to your individual retirement account. Assume you earn an annual rate of return of 10 iercent and make no additional contributions. a. What will your account be worth when you retire in 45 years? Note: Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16. b. What if you wait 10 years before contributing? Note: Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16