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Assume the following capital structure for Al Amal Company: Bonds $ 10000000 Preferred stock $2500000 Common stock $10000000 Retained earnings $2500000. 1- Company's bonds of $ 1000 at 12% interest rate with 7 years maturity are currently selling for $800 (proceeds), company's tax rate is 40%. Calculate after tax cost of bonds.( 2- Company's common stock is selling for $50, last year's dividend was $4.8 per share, and dividends growth rate is 6%. Calculate cost of common stock. 3- Company's preferred stock is paying a dividend of $5 per share and selling for $23 per share. Calculate cost of preferred stock. ( 4- Calculate the weighted average cost of capital for Al Amal Company. (