Can someone help me solve this? There is multiple parts that I will include. The information is below.

Assuming a1-year, money market account investment at 3.67 percent(APY), a 3.03% inflationrate, a 15 percent marginal taxbracket, and a constant $30,000 balance, calculate theafter-tax rate ofreturn, the real return and the total monetary return. What are the implications of this result for cash managementdecisions?

Assuming the information above what would the after-tax of return be?

Assuming the same information, what would the after-tax monetary return be?