Using the gross requirements schedule below, prepare an alternative ordering system that always orders $100$ units the week prior to a shortage $($a fixed order quantity of $100).$ What is the cost of this ordering system? Period$12345678910$ Gross requirements $25204010403003065$ Holding cost $$1/$ unit$/$week; setup cost $=\backslash$$$150$ lead time$=1$ week; beginning inventory $=25$ units $.$ Prepare a net requirements plan $($enter your responses as whole numbers$).13$ Period $4567891022$ Gross requirements $2520401040303065$ On$-$hand at beginning of period $25$ On$-$hand at end of period Net requirements Order receipt Order release