Dolla Sales & Services Limited imports good from China and sells them in the local market. The company uses FIFO method to value its goods and its accounting period ends of December 31 each year.. Shown below are the purchases and sales made by the company during the current year.

Purchases:

January: 20,000 units @ $25 each

March: 25,000 units @ $ 30 each

July: 30,000 units @ $35 each

Sales:

May: 25,000 units

November: 30,000 units

December: 15,000 units

Required:

i. Use the FIFO method to calculate the value of inventory at the end of May, November and December?