A project currently generates sales of $10 million, variable costs equal to 50% of sales, and fixed costs of $2.1 million. The firm's tax rate is 40%. a. What are the effects on the after-tax profits and cash flow, if sales increase from $10 million to $11.4 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 increased Cash flow increased by $ by $ million. million b. What are the effects on the after-tax profits and cash flow, if variable costs increase to 60% 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 (Click to select) by $ Cash flow (Click to select) by $ million. million