i need to find the buying power of the 5,000 after the interest is added to it with the 7% in flation rate

1. Inflation: The annual inflation rate in 2021 in America was 7%. You invested $5,000 on January 1,2021 in an account with 5% interest compounded semiannually. a. What is the balance of your account January 1,2022 ? 5,000@5%5,0001.052=5,512.5 b. This balance is in terms of its buying power in 2021 . What would be the buying power of this balance in 2022 given the inflation rate? 202220215512.550000.907o.1.1025 c. If you did not put this money into a savings account, how much buying power would your $5,000 have in 2022 ? d. How much buying power would you lose out on by not putting your money into the savings account