Dominique LeBlanc is the owner of a new ten-year $40,000 8% par-value bond with a Bermuda option and annual coupons. Allowable call dates are at the ends of years 6 through 10, and the call premium at the end of year n is $300(10 n).Dominique purchased the bond for $41,248.

(a)Find the lowest yield that Dominique may receive during the period she holds the bond as well as the highest. (Round your answers to two decimal places.)

lowest yield rate:

highest yield rate:

(b)Upon receipt, Dominique deposits each coupon and the redemption amount in an account earning 6%. Find the lowest yield that Dominique may receive during the ten-year period and also the highest. (Round your answers to two decimal places.)

lowest yield rate:

highest yield rate: