Fill Out the Following MRP Record Using Lot for Lot

Fill out the following MRP record using lot for lot (LFL)lot sizing technique.What is the total cost using end inventory value? The holding cost is $3 per unit per period and the ordering cost is $500 per order.No lead time exists.
$$\begin{array} { | c | c | c | c | c | c | c | c | c | c | } \hline { \text { LFL } } & { \text { Period } } \\\hline & 0 & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 \\\hline \text { GR } & & 60 & 90 & 125 & 180 & 150 & 50 & 450 & 60 \\\hline \text { SR } & & & 150 & & 60 & & & & \\\hline \text { POH } & 10 & & & & & & & & \\\hline \text { NR } & & & & & & & & & \\\hline \text { POR } & & & & & & & & & \\\hline\end{array}$$