4. Inventory (26 marks) Assume the following data: Date Item Quantity Unit Costs Sale Price Oct. 1 Beginning balance 300 5 Sale 180 9 Purchase 230 82 15 Sale 340 145 30 Purchase 83 $80 $140 270 Requirements: 1) Calculate the Cost of Goods Sold and Ending Inventory using Weighted Average method (rounded to two decimal points). (22 marks) Opening and Purchases Cost of Goods Sold Balance Date Unit Unit Amount Unit Unit Amount Unit Unit Amount Cost Cost Cost Oct. 1 5 9 15 30 Total 2) Prepare the journal entries for the cash sale on Oct 5.(4 marks) DATE ACCOUNTS DEBIT CREDIT Oct 5