Rolling Company bonds have a coupon rate of $4$ percent, $14$ years to maturity, and a current price of $$1,186.$ The company pays coupons semi$-$annually.

a$).$ What is the percentage YTM$?$

b$).$ The percentage current yield?

$($Note: Round your answer to four decimal places; Use a financial calculator to solve part a of this problem, and document the key sequences entered, like $[$N$],[$PMT$],[$CF$],$ etc.$)$