DT Company supplies plastic crockery to fast food restaurants in Indore. CLO $2$

One of its products is a Bowl and that are sold in a pack of $10$ pieces at a price of Rs$\mathrm{.}50$ per pack. The demand of bowls has been forecasted of $40,000$ packs every year. The company purchases the bowl direct from manufacturer at Rs$\mathrm{.}40$ per pack. The ordering cost is Rs$\mathrm{.}8$ per order. The storage cost is $8\%$ p$.$a of average inventory.

You are required to:

$($a$)$ Calculate Economic Order Quantity $($EOQ$).$

$($b$)$ Calculate number of orders needed every year.

$($c$)$ Calculate the total cost of ordering and storage of bowls pack for the year.