A project currently generates sales of $12.5 million, variable costs equal to 40% of sales, and fixed costs of $3.9 million. The firms tax rate is 20%. a. What are the effects on the after-tax profits and cash flow, if sales increase from $12.5 million to $13.2 million. (Input all amounts as positive values. Do not round intermediate calculations. Enter your answers in millions rounded to 3 decimal places.) After-tax profit by $ million. Cash flow by $ million. b. What are the effects on the after-tax profits and cash flow, if variable costs increase to 50% of sales. (Input all amounts as positive values. Do not round intermediate calculations. Enter your answers in millions rounded to 3 decimal places.) After-tax profit by $ million. Cash flow by $ million.