12. Chimwasu Ltd sells pure olive oil to wholesale shops in the Kitwe Business District. During the month of January 2020, the following inventory was received and issued: Date Receipts Cost Date Issues Price 3 January 150 units K220 5 January 300 units K250 10 January 200 units K230 25 January 230 units K250 On 31 December 2019, there were 200 units valued at K200 per unit in stock. Calculate the gross profit using LIFO and AVCO methods of inventory valuation.