A 6-year Circular File bond with face value of $1,000 pays interest once a year of $80 and sells for $950. a. What are its coupon rate and yleld to maturity? Note: Do not round intermediate calculations. Enter the coupon rate as a whole percent and the yield to maturity as a percent rounded to 2 decimal places. b. If Circular wants to issue a new 6 -year bond at face value, what coupon rate must the bond offer? Note: Do not round intermediate calculations. Enter your answer as a.fercent rounded to 2 decimal places