Assume a $15-$year Treasury bond has a coupon rate of $5\mathrm{.}8\%.$a$.$Give examples of required rates of return that would make

the bond sell at a$$ discount, at a$$ premium, and at par.b$.$If this$$ bond's par value is $$$$10,000,$ calculate the

differing values for this bond given the required rates you choose

in part a$.$