4. Your friend purchased an outstanding bond with a 6% annual coupon and a remaining maturity of 10 years. The bond has a par value of $1,000, and the market rate is currently 6.75%. How much did your friend pay for the bond? Is it a par, premium, or discount bond? 5. You have just purchased an outstanding 10 -year bond with a par value of $1,000 for $1,145.68. Its annual coupon payment is $75. What is the bond's yield to maturity