The following information is from Doha Company for April. The company uses a perpetual System.

• Inventory at the beginning of April 2020 was 900 Units with cost 3 QAR per unit.
• The company on 5^thof April purchased merchandise on account with 1200 units and cost 4 QAR per unit.
• The company on 10^thof April sold 1000 units with 13 QR.
• The company on 18 of April purchased 300 units cash with cost 5 QAR per unit.
• The ending inventories at the end of April was 1400 units.
• Required:The cost of Ending inventory by using LIFO method will be