Ardel Co Budgeted to Sell 200,000 Units of Zbox in September

Ardel Co. budgeted to sell 200,000 units of Zbox in September. Production of one unit of Zbox requires two pounds of aluminum and five pounds of steel powder. The beginning inventory and the desired ending inventory are as follows:How many pounds of steel powder does Ardel Co.need to purchase during September if Ardel plans to manufacture 150,000 units of Zbox in September?

A) 725,000 pounds.
B) 745,000 pounds.
C) 750,000 pounds.
D) 755,000 pounds.
E) 775,000 pounds.