3. (10 points) Using the following tax rate schedule, answer the following questions: a. Find the marginal tax rate for the following level of corporate earnings before tax: 0 $87,500; and (ll) $400,000 | b. For each of the above cases, how much would the company's after tax earnings be? c. For each of the above cases, what is the effective tax rate? Corporate Tax Rate Schedule Range of taxable income Base tax rate + (Marginal rate x amount over base braket) 0+ Oto 50,000 to 75,000 to 100,000 to 335,000 to 10,000,000 to 15,000,000 to 18,333,333 and up 50,000 75,000 100,000 335,000 10,000,000 15,000,000 18,333,333 7500+ 13750 + 22250+ 113900 + 3400000 + 5150000+ 6416667 + (15% x amount over $0) (25% x amount over $50,000) (34% x amount over $75,000) (39% x amount over $100,000) (34% x amount over $325,000) (35% x amount over $10,000,000) (38% x amount over $15,000,000) (35% x amount over $18,333,333)