$1.$Bond$-$A is a $15-$year Zero Coupon Bond with a par value of $1000.$ Tom buys $1000$ pieces of Bond$-$A when the market yield is $8\mathrm{.}24\%.$ He holds the bond for $10$ years and sells the bond when the market yield on Bond A is $9\mathrm{.}25\%.($Note: compounding is on an annual basis$)($a$)$ Calculate the total dollar return from Toms investment in Bond$-$A $(10$ marks$)($b$)$ Calculate the annualized holding period yield or total return for the period he has held Bond$-$A $(5$ marks$)$