The Hammer Company proposes to invest $6 million in a new type of hammer-making equipment. The fixed costs are $0.5 million per year. The equipment will last for five years. The manufacturing cost per hammer is $1 and each hammer sells for $6. The cost of capital is 20 percent. Calculate the break-even (i.e., NPV = 0) sales volume per year. (Ignore taxes. Round to the nearest 1,000.) Group of answer choices

550,000 units

450,000 units

600,000 units

500,000 units