Try to improve the management by adjusting the re$-$order point and ordering quantity to reduce the total cost. $(10\%)$

Days Begin inventory Order or not Received Available inventory Demand Demand filled End inventory Stock out Holding cost Stockout cost Ordering cost Toal cost

$18000805\mathrm{.}398115\mathrm{.}39811399674\mathrm{.}60188601\mathrm{.}49203772001\mathrm{.}49204$

$274\mathrm{.}6018860074\mathrm{.}6018864\mathrm{.}200294\mathrm{.}20029015370\mathrm{.}4015958501\mathrm{.}408031917001\mathrm{.}40803$

$370\mathrm{.}401595850070\mathrm{.}401595853\mathrm{.}005543\mathrm{.}00553893167\mathrm{.}3960569201\mathrm{.}347921138001\mathrm{.}34792$

$467\mathrm{.}396056920067\mathrm{.}396056923\mathrm{.}553953\mathrm{.}55395285263\mathrm{.}8421040701\mathrm{.}276842081001\mathrm{.}27684$

$563\mathrm{.}842104070063\mathrm{.}842104072\mathrm{.}243772\mathrm{.}24376547161\mathrm{.}598338601\mathrm{.}231966772001\mathrm{.}23197$

$661\mathrm{.}59833860061\mathrm{.}59833865\mathrm{.}495285\mathrm{.}49527554856\mathrm{.}1030630501\mathrm{.}122061261001\mathrm{.}12206$