Business valuvation

NN Co has just paid a dividend of 66 cents per share and has a cost of equity of 12%. The dividends of the company have grown in recent years by an average rate of 3% per year. The ordinary shares of the company have a par value of 50 cents per share and an ex div market value of $8•30 per share.

The long-term borrowings of NN Co consist of 7% bonds that are redeemable in six years’ time at their par value of $100 per bond. The current ex interest market price of the bonds is $103•50.

The preference shares of NN Co have a nominal value of 50 cents per share and pay an annual dividend of 8%. The ex div market value of the preference shares is 67 cents per share.

NN Co pay profit tax at an annual rate of 25% per year
Question 1) calculate dividend growth model?
Questions 2) calculate net asset value ?
Question 3) calculate after tax cost of capital