i need the answer quickly

Bonds Valuation 1. A 5-year bond with a coupon rate of 4% has a face value of $1000. What is the annual interest payment? 2. A 3-year bond with 10% coupon rate and S1000 face value yield to maturity is 8%. Assuming annual coupon payment, calculate the price of the bond. 3. A 10-year bond with 12.5% coupon rate and $1000 face value yield to maturity is 14.5%. Assuming annual coupon payment, calculate the price of the bond. 4. A 10-year bond with 12.5% coupon rate and $1000 face value yield to maturity is 14.5%. Assuming semi annual coupon payment, calculate the price of the bond. 5. A four-year bond has an 8% coupon rate and a face value of $1000. If the current price of the bond is $878.31, calculate current yield assuming annual interest payments. 6. A five-year bond has an 8% coupon rate and a face value of $1000. If the current price of the bond is $1075, calculate current yield assuming annual interest payment. 7. A twenty year bond is currently selling at $850 and current yield is 8%. What coupon rate offered by company? 8. A twenty year bond is currently selling at $1250 and current yield is 8%. What coupon rate offered by company? 9. A three-year bond has 8.0% coupon rate and face value of $1000. If the yield to maturity on the bond is 10%, calculate the price of the bond assuming that the bond makes semi-annual coupon interest payments. 10. A four-year bond has an 8% coupon rate and a face value of $1000. If the current price of the bond is $87831, calculate the yield to maturity of the bond (assuming annual interest payments). 11. A ten-year bond has an 10% coupon rate and a face value of S1000. If the current price of the bond is $1150, calculate the yield to maturity of the bond (assuming annual interest payments)