last year Janet purchased a $$1,000$ face value corporate bond with a $10\%$ annual coupon rate and a $20-$year maturity at the time of the purchase it had an expected yield to maturity of $11\mathrm{.}15\%$ if Janet sold the bond today for $$928\mathrm{.}51$ what would what rate of return would she have earned for the past year do not round intermediate calculations round your answer to two decimal places