Your company sponsors a 401(k) plan into which you deposit 10 percent of your $89,000 annual income. Your company matches 50 percent of the first 5 percent of your earnings. You expect the fund to yield 8 percent next year. Assume you are currently in the 31 percent tax bracket. a, What is the total annual investment in the 401(k) plan at year-end? b, What is your one-year return?