Practice tIEl'CiSE ll-III: Protability Ratios Refer to Doctors Smith and Eirown's nancial statements presented in the preceding exercises for Cheater ID. Required - 1. Set up a worksheet for the profitabiiity ratios. - 2. Compute these ratios for Doctors Smith and Eirown. Ali the necessary.F information is present on the doctors" statements. [Hint: "Operating Income iLoss'i" is aiso known as "Income from Doerations."l