joe's company's bonds have 10 years remaining to maturity. Interest is paid annually, the bonds have a $1000 par value, and the cooupon interest rate is 6%. the bonds have a yield to maturity of 9%. What is the current price of the bond?

jane's company's bonds have 5 years remaining to maturity. Interest is paid annually the bonds have a $1000 par value and coupon interest rate of 7%. The bond s have a market price of $850. What should be the yield to maturity of these bonds?

Show calculations pls.