A project currently generates sales of $15 million, variable costs equal 60% of sales, and fixed costs are $3.0 million. The firm's tax rate is 21%. Assume all sales and expenses are cash items. a. What are the effects on cash flow, If sales increase from $15 million to $16.5 million? Note: Input the amount as positive value. Enter your answer in dollars not in millions. b. What are the effects on cash flow, if variable costs increase to 65% of sales? Note: Input the amount as positive value. Enter your answer in dollars not in millions. Modern Artifacts can produce keepsakes that will be sold for $60 each. Nondepreciation fixed costs are $2,200 per year, and variable costs are $30 per unit. The initial investment of $4,000 will be depreciated straight-line over its useful life of 5 years to a final value of zero, and the discount rate is 14%. Note: For all the requirements, do not round intermediate calculations. Round your answer up to the nearest whole unit. a. What is the accounting break-even level of sales if the firm pays no taxes? b. What is the NPV break-even level of sales if the firm pays no taxes? c. What is the accounting break-even level of sales if the firm's tax rate is 30% ? d. What is the NPV break-even level of sales if the firm's tax rate is 30% ? Modern Artifacts can produce keepsakes that will be sold for $60 each. Nondepreciation fixed costs are $2,200 per year, and variable costs are $30 per unit. The initial investment of $4,000 will be depreciated straight-line over its useful life of 5 years to a final value of zero, and the discount rate is 14%. Note: For all the requirements, do not round intermediate calculations. Round your answer up to the nearest whole unit. a. What is the accounting break-even level of sales if the firm pays no taxes? b. What is the NPV break-even level of sales if the firm pays no taxes? c. What is the accounting break-even level of sales if the firm's tax rate is 30% ? d. What is the NPV break-even level of sales if the firm's tax rate is 30%