General Ltd Finished Goods Inventory at the End of December Was 900

Multiple Choice

General Ltd. manufactures boxes. The estimated number of boxes sold for the first three months of 2012 are: $$\begin{array} { l l } \text { Month } & \text { Sales } \\\text { January } & 3,000 \\\text { February } & 4,200 \\\text { March } & 3,900\end{array}$$ Finished goods inventory at the end of December was 900 units. Ending finished goods inventory is equal to 20 per cent of the next month's sales. General Ltd. expects to sell the boxes for £5 each. April 2012 sales is projected at 4,500 boxes. What is the expected sales amount for March?

A) £15,000
B) £21,000
C) £19,500
D) £4,500