$1.$ Gainworld entered into the following transactions for the year ended $31$ December $2023$: DATESPRODUCT XUNITSCOST$/$UNITTOTAL RR$1$ Jan $2023$Opening stock $1001501500030$ June $2023$purchases $120016519800030$ June $2023$Trade discount $(3500)30$ June $2023$Transport cost $2300030$ June $2023$Off$-$loading cos $650015$August $2023$sales $(1100)200(220000)$ It was detected at the end of the year that $80$ units of the inventory have been damaged and could only be sold for R$135$ per unit. The company has adopted the weighted average method to keep track of its inventory. Required: Calculate the cost of the inventory: $(2$ marks$)$Question $3$ Answera.$($a$)$ R$224000$b$.($a$)227000$c$.$R$231000$d$.$None of the answers provided is correct