Develop a lot$-$for$-$lot solution and calculate total relevant costs for the gross requirements in the following table$*.$

$*$Holding cost $\backslash (=\backslash$$ $3\mathrm{.}50/\backslash )$ unit$/$week; setup cost $\backslash (=\backslash$$ $200\backslash )$; lead time $\backslash (=1\backslash )$ week; beginning inventory $\backslash (=40\backslash ).$

Develop a lot$-$for$-$lot solution $($enter your responses as whole numbers$).$

The total cost is $\backslash$$ $($enter your response as a whole number$).$