1) When Samantha was 17 , she got an after school job at her parents' restaurant. Her parents told her that if she put some of her earnings into an IRA, they would contribute an equal amount to her IRA. At the beginning of that year, and every year thereafter, she deposited $450 into her IRA. When she became 21 , her parents stopped contributing, but Samantha increased her annual deposit to $900, and continued depositing that amount annually until she retired at age 65 . Her IRA paid 71/4% interest. a. Find the future value of Samantha's account. Answer: b. Find the amount of interest that she earned