help please

Assume a par value of $1,000. Caspian Sea plans to issue a 17.00 year, semi-annual pay bond that has a coupon rate of 8.04%. If the yield to maturity for the bond is 7.77%, what will the price of the bond be? Answer format: Currency: Round to: 2 decimal places. Assume a par value of $1,000. Caspian Sea plans to issue a 18.00 year, semi-annual pay bond that has a coupon rate of 7.91%. If the yield to maturity for the bond is 8.44%, what will the price of the bond be? Answer format: Currency: Round to: 2 decimal places. What is the value today of a money machine that will pay $3,618.00 per year for 21.00 years? Assume the first payment is made 7.00 years from today and the interest rate is 7.00%. Answer format: Currency: Round to: 2 decimal places