Modern Artifacts can produce keepsakes that will be sold for $80 each. Nondepreciation fixed costs are $1,000 per year and variable costs are $60 per unit. The initial investment of $3,000 will be depreciated straight-line over its useful life of 5 years to a final value of zero, and the discount rate is 10%.

• What is the accounting break-even level of sales if the firm pays no taxes?
• What is the NPV break-even level of sales if the firm pays no taxes?
• What is the accounting break-even level of sales if the firms tax rate is 35%?
• What is the NPV break-even level of sales if the firms tax rate is 35%?