Please solve the problems by calculator and show your work

A bond has 8 years to maturity, a 7% coupon, a $1,000 face value, and pays interest semiannually. What is the bond's current price if the yield to maturity is 6.91%? The Country Inn has bonds outstanding with a par value of $1,000 each and a 6.5% coupon. The bonds mature in 7.5 years and pay interest semiannually. What is the current value of each of these bonds if the yield to maturity it 6.8%