please answer all three!

Grohl Co. issued 22 year bonds 7 years ago at a coupon rate of 5 percent. The bonds make semiannual payments. If the YTM on these bonds is 9 percent, what is the current bond price? Enter the answer with 2 decimals (e.g. 950.45) Question 5 3 pts Bond Dave has a 5 percent coupon rate, makes semiannual payments, a 10 percent YTM, and 27 years to maturity. If interest rates suddenly rise by 1 percent, what is the percentage change in the price of Bond Dave? Enter the answer with 4 decimals (e.g. 0.0123). D Question 6 1 pts You purchase a bond with an invoice price of $945. The bond has a coupon rate of 8 percent, and there are 1 months to the next semiannual coupon date. What is the clean price of the bond? Enter the answer with 2 decimals (e.g. 954.23)