Suppose a$$ seven$-$year, $1000$ bond with $8\mathrm{.}3\%$ coupon rate and semiannual coupons is trading with a yield to maturity of $6\mathrm{.}28\%.$a$.$ Is this bond currently trading at a$$ discount, at$$ par, or at a$$ premium? Explain.b$.$ If the yield to maturity of the bond rises to $7\mathrm{.}25\%($APR with semiannual$$ compounding$),$ what price will the bond trade$$ for?