11.5 Minneapolis Health System has bonds outstanding that have four years remaining to maturity, a coupon interest rate of 9 percent paid annually, and a $1,000 par value. a. What is the yield to maturity on the issue if the current market price is $829? b. If the current market price is $1,104? c. Would you be willing to buy one of these bonds for $829 if you required a 12 percent rate of return on the issue? Explain your answer. 11.6 Six years ago, Bradford Community Hospital issued 20-year municipal bonds with a 7 percent annual coupon rate. The bonds were called today for a $70 call premiumthat is, bondholders received $1,070 for each bond. What is the realized rate of return for those investors who bought the bonds for $1,000 when they were issued? 11.7 Regal Health Plans issued a 12 percent annual coupon bond a few years ago. The bond now has 10 years remaining to maturity and sells for $1,100. The bond has a call provision that allows Regal to call the bond in four years at a call price of $1,060. a. What is the bonds yield to maturity? b. What is the bonds yield to call