Perez \& Serrano Co, income statement for the Other financial Data for Perez \& Serrano Co. Inductrv 2EQUIRED I Using Excel or any other electronic sheet; prepare the Common Sized Income Statement for Perez \& Serrano Co. II Compute the followings profitability ratios, compare with the industry and evaluate the performance of the Perez Serrano, Inc, using the scale: better, on par or worse. a. Gross profits ratio = Other financial Data for Perez \& Serrano Co. Industrv REQUIRED Part I Using Excel or any other electronic sheet; prepare the Common Sized Income Statement for Perez \& Serrano Co. Part II Compute the followings profitability ratios, compare with the industry and evaluate the performance of the Perez & Serrano, Inc. using the scale: better, on par or worse. a. Gross profits ratio = b. Operating profits margin = c. Net profit margin = Part III If the gross profits ratio for Perez \& Serrano Co. is worse than the industry's gross profit ratio. You are the financial analyst for Perez \& Serrano Co. and the management ask you a recommendation for improve that ratio. What would you recommend? Why