Please show all calculations

5.10. Laurel Street, president of Uvalde Manufacturing Inc., is preparing a proposal to present to her board of directors regarding a planned plant expansion that will cost $10 million. At issue is whether the expansion should be financed with debt (a long-term note at First National Bank of Uvalde with an interest rate of 15%) or through the issuance of common stock (200,000 shares at $50 per share). Uvalde Manufacturing currently has a capital structure of: Debt (12% interest) Equity 40,000,000 50,000,000 The firm's most recent income statement is presented next: Sales Cost of goods sold Gross profit Operating expenses Operating profit Interest expense Earnings before tax Income tax expense (40%) Net income Earnings per share (800,000 shares) $100,000,000 65,000,000 35,000,000 20,000,000 15,000,000 4,800,000 10,200,000 4,080,000 $ 6,120,000 $ 7.65 Laurel Street is aware that financing the expansion with debt will increase risk but could also benefit shareholders through financial leverage. Estimates are that the plant expan- sion will increase operating profit by 20%. The tax rate is expected to stay at 40%. Assume a 100% dividend payout ratio. Required (a) Calculate the debt ratio, times interest earned, earnings per share, and the financial leverage index under each alternative, assuming the expected increase in operating profit is realized. (b) Discuss the factors the board should consider in making a decision