PLEASE HELP!!! JUST THREE QUESTIONS, GUARANTEED THUMBS UP!!!

JUST THREE QUESTIONS PLEASE! I'D REALLY APPRECIATE IT IF YOU CAN ANSWER ALL THREE. THANKS, A BILLION!!!

Wesimann Co. issued 11-year bonds a year ago at a coupon rate of 77 percent. The bonds make semiannual payments and have a par value of $1,000. If the YTM on these bonds is 6 percent, what is the current bond price? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Current bond price West Corp. issued 10-year bonds two years ago at a coupon rate of 8.1 percent. The bonds make semiannual payments. If these bonds currently sell for 102 percent of par value, what is the YTM? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) YTM McConnell Corporation has bonds on the market with 13.5 years to maturity, a YTM of 7.4 percent, a par value of $1,000, and a current price of $1,059. The bonds make semiannual payments What must the coupon rate be on these bonds? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g. 32.16.) Coupon rate %