An organisation's inventory at I July is 15 units at $3.00 each.The following movements occur:
3 July 20X4 5 units sold at $3.30 each
8 July 20X4 10 units bought at $3.50 each
12 July 20X4 8 units sold at $4.00 each
Closing inventory at 31 July,using the FIFO method of inventory valuation,would be()