$//$ week; setup cost $=$$$150$; lead time $=1$ week; beginning inventory $=40.$

Develop a lot$-$for$-$lot solution $($enter your responses as whole numbers$).$ Develop a lot$-$for$-$lot solution and calculate total relevant costs for the gross requirements in the following table$*.$

$*$Holding cost $\backslash (=\backslash$$ $2\mathrm{.}50/\backslash )$ unit $\backslash (/\backslash )$ week; setup cost $\backslash (=\backslash$$ $150\backslash )$; lead time $=1$ week; beginning inventory $=40.$

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