You have been assigned the task of using the corporate valuation model to estimate Petry Corporation's intrinsic value. You estimate that the market value of the firm's operations is $600 million. The company has $50 million non-operating assets, $290 million of long-term debt and preferred stock, and it has 30 million shares of common stock outstanding. What is the firm's estimated intrinsic value per share of common stock? $20 Ob $12.0 c. S43 od $18