a. Use the appropriate formula to determine the periodic deposit. b. How much of the financial goal comes from deposits and how much comes from interest? Click the icon to view some finance formulas. a. The periodic deposit is $. (Do not round until the final answer. Then round up to the nearest dollar as needed.) Suppose that you earned a bachelor's degree and now you're teaching high school. The school district offers teachers the opportunity to take a year off to earn a master's degree. To achieve this goal, you deposit $4000 at the end of each year in an annuity that pays 4.5% compounded annually. a. How much will you have saved at the end of five years? b. Find the interest. Click the icon to view some finance formulas