Find the semiannual duration of a semiannual payment $18$ year maturity corporate bond that has a $$1,000$ par and a price of $$882\mathrm{.}22$ if the bond$$s quoted coupon rate is $4\%$ and it$$s promised yield to maturity is $5\%.($Do not round intermediate calculations.$)$

Question $1$Answer

a$.$

$12\mathrm{.}31$

b$.$

$23\mathrm{.}36$

c$.$

$25\mathrm{.}25$

d$.$

$10\mathrm{.}75$

e$.$

$24\mathrm{.}63$