Inventory Costing: FIFO Filimonov Inc. has the following information related to purchases and sales of one of its inventory items:

Assume that the company uses a perpetual inventory system. Required: Calculate the cost of goods sold and the cost of ending inventory using the FIFO inventory costing method.

Calculate the cost of goods sold and the cost of ending inventory using the FIFO inventory costing method.

Cost of goods sold
Cost of ending inventory

Please show working and exactly how you get your answers.