Please show all work/formulas on excel. will upvote once all answered. thank you in advance!

1 a. Nineteen years ago your parents deposited an amount in your saving account, today the balance of this account is $260,000. If the account has been earning 6% compounded annually, how much did your parents initially deposited? 2. b. Nineteen years ago your parents deposited an amount in your saving account earing 6% annually, today the balance of this account is $260,000. If the account is expected to continue earning 6% annually, what will the balance be in 7 years? 3. Nineteen years ago your parents deposited an amount in your saving account, today the balance of this account is $260,000. If the account has been earning 6% compounded monthly, how much did your parents initially deposited? d. Nineteen years ago your parents deposited an amount in your saving account, today the balance of this account is $260,000. If the account has been earning 6%. compounded continuously, how much did your parents initially deposited? 5 e Nineteen years ago your deposited $150,000 in your saving account, today the balance of this account is $260,000. Calculate the annual rate of return you earned on this account