JUSCO, a chain of "general merchandise stores" and the largest of its type in Japan. The company follows Perpetual Inventory System.

The company furnishes the following information for the month of January 2018:

Date Description Quantity Unit cost (OMR) January 1 Opening Inventory 1,500

15 January 6 Purchase 4,500

16 January 9 Sales 1,200

January 11 Purchase 3,300

16 January 12 Purchase 4,500

17 January 14 Sales 2,300

January 20 Purchase 1,600

18 January 22 Purchase 1,300

19 January 24 Sales 500

You are required to compute: a) The amount of Cost of goods sold based on Weighted Average Method using periodc inventory system

. b) Ending Inventory Value based on Weighted Average Method using periodc inventory system.

c) Show journal entries based on Weighted Average Method using periodc inventory system.