Determining Return on Investments for different segment

For the year ended December 31, 2014, fore company reported the following information for the company as a whole and for the sports segment of Fore Corporation: Fore Company anticipates that these relationships (return on investment, margin, and turnover) will hold true for the upcoming year. The sports segment is placed with the possibility of adding a new project in 2015, with the following projected Data: Determine the return on investment for FORE COMPANY, for the sports segment, and for the woods and irons projects separately for the year ended December 31, 2014. Using this information, determine the effect of adding the Putters project on the sports segment's return on investment. What problem may be encountered