Assuming a 1-year, money market account investment at 4.83 percent (APY), a 3.55% inflation rate, a 25 percent marginal tax bracket, and a constant $30,000 balance, calculate the after-tax rate of return, the real return, and the total monetary return. What are the implications of this result for cash management decisions? Assuming a 1-year, money market account investment at 4.83 percent (APY), a 25 percent marginal tax bracket, and a constant $30,000 balance the after-tax rate of return is nothing%. (Round to two decimal places.)