Please solve the questions step by step by writing/typing it manually showing formulas used. Do not use excel or a financial calculator.

Problem 6: (5 Points) A company reported earnings available to common shareholders as $4,200,000 last year. From those earnings, the company paid a dividend of $1.26 on each of its 1,000,000 common shares outstanding. The capital structure of the company includes 40% debt, 10% preferred stock, and 50% common stock. It is taxed at a rate of 40%. a) If the market price of common stock is $40 and the dividend is expected to grow at a rate of 6% per year for the foreseeable future, what is the company's cost of retained earnings financings b) If underpricing and flotations costs on new shares are $7.00 per share, what is the company's cost of new common stock financing? c) The company can issue $2 dividend preferred stock for a market price of $25.00 per share. Flotation costs would amount to $3.00 per share. What is the cost of preferred stock financing? d) The company can issue $1,000 par value, 10% coupon, 5-year bonds that can be sold for $1,200 each. Flotation costs would amount to $25.00 per bond. Use the estimation formula to figure the approximate cost of debt financing? e) What is WACC