Which financial ratios may be used to evaluate the effectiveness and efficiency of a companys reportable operating

Question:

Which may be used to evaluate the effectiveness and efficiency of a company’s reportable operating segments?

Financial Ratios
The term is enough to curl one's hair, conjuring up those complex problems we encountered in high school math that left many of us babbling and frustrated. But when it comes to investing, that need not be the case. In fact, there are ratios that,...