Question 1. (6 points) Corporate Tax Rate Schedule 2 of 2 Tax Calculation Base Tax + (Marginal Tax *amount over base bracket) Range of Taxable Income () 0 to 0 50,000 to 7,500 13.750 + to 50,000 75,000 to 100,000 335,000 10,000,000 to 15,000,000 to 18,333,333 22,250 75,000 100,000 335,000 10,000,000 15,000,000 over 18,333,333 + (15%. amount over 0) + (25% amount over 50,000) (34%. amount over 75,000) + (39% amount over 100,000) + (34% amount over 335,000) + (35% amount over 10,000,000) + (38%. amount over 15,000,000) (35%. amount over 18,333,333) to 113,900 3,400,000 5,150,000 6,416,667 Required: Calculate total tax due, average tax rate, and after-tax earnings for following levels of corporate earnings before taxes: a. $80,000 b. $280,000; c. $1,600,000