Creta has the following gross requirements:

Setup cost of Rs.400, inventory holding cost of Rs.8 per unit per week. There is no. beginning inventory and no scheduled receipts. The demand pattern is expected to continue for the remainder of the year. Which is cheaper: lot-for-lot or fixed order of

80?

\begin{tabular}{|l|c|c|c|c|c|c} \hline Week & 1 & 2 & 3 & 4 & 5 & 6 \\ \hline Requirements & 80 & 50 & 70 & 110 & 100 & 70 \\ \hline \end{tabular}