QUESTION $3(14$ MARKS$)$

A company maintains a perpetual inventory management system. The following transactions are shown concerning a certain stock item for the month of March $2023$:

$\backslash$table$[[$Date$,$Transaction,Quantities$],[1$ March $2023,$Stock on hand,$300$ units @ R$10$ per unit$],[3$ March $2023,$Issued,$60$ units$],[4$ March $2023,$Purchased,$480$ units @ R$12$ per unit$],[5$ March $2023,$Issued,$60$ units$],[7$ March $2023,$Returned to supplier,$30$ units $($received $4$ March $2023)]]$

Required

$3\mathrm{.}1$ Draw up a stock ledger card according to the weighted average method.

QUESTION $4(14$ MARKS$)$

As a graduate of accounting, your company has tasked you with the management of inventory. The following data have been gathered regarding one of the company's inventory items:

$\backslash$table$[[$Lead time for an order,$5$ days$],[$Cost of carrying one unit in stock,R$4],[$Annual demand,$18000$ units$],[$Cost of placing and receiving an order,R$90$ per order.$]]$

The company is operating $360$ days a year, and currently does not carry any safety stock.

Required

$4\mathrm{.}1$ Calculate the current EOQ

$4\mathrm{.}2$ Average inventory

$4\mathrm{.}3$ Re$-$order point.

$4\mathrm{.}4$ Number of orders to be placed using EOQ to satisfy annual demand

$4\mathrm{.}5$ Recalculate both the re$-$order point and average inventory if the company decided to keep a safety stock of $100$ units

$(6)$