Please help! No one can seem to get the correct answer.

Derek will deposit $1,942.00 per year into an account starting today and ending in year 8.00. The account that earns 7.00%. How much will be in the account 8.0 years from today? Answer format: Currency: Round to: 2 decimal places. What is the value today of a money machine that will pay $4,788.00 every six months for 15.00 years? Assume the first payment is made 3.00 years from today and the interest rate is 5.00%. Answer format: Currency: Round to: 2 decimal places