Please answer all three questions, thanks!

What is the value of a 30 -year 2.2% coupon bond with semi-annual coupons, $100 face value, and a yield-to-maturity of 3.1%? Round to the nearest penny. Type your numeric answer and submit Unanswered 2 attempts left := Question 3.9 Homework Unanswered A 12 -year 6% annual coupon bond with face value of $1,000 is trading for $920. What is its yield to maturity? Round to the tenth of a percent (e.g., 5.24%=5.2). [Hint: nper=12,pmt=60,pv=920,fv=1000, type =0 ] Type your numeric answer and submit Unanswered 2 attempts left (:=) Question 3.10 Homework - Unanswered What is the MacD of a 4-year 7% annual coupon bond with a $1,000 face value and yield to maturity of 4% ? Round to three decimal places. Try not to round until the end