Norton Company Prepared the Following Sales Budget The Expected Gross Profit Rate Is 40% and the Inventory

Norton Company prepared the following sales budget:
$$\begin{array} { | l | l | } \hline \text { Month } & \text { Budgeted Sales } \\\hline \text { March } & \$ 200,000 \\\hline \text { April } & \$ 180,000 \\\hline \text { May } & \$ 220,000 \\\hline \text { June } & \$ 260,000 \\\hline\end{array}$$ The expected gross profit rate is 40% and the inventory at the end of February was $36,000. Desired inventory levels at the end of the month are 30% of the next month's cost of goods sold. What are the total purchases budgeted for April?

A) $72,000
B) $108,000
C) $115,200
D) $147,600