This article discusses the segregation of ratios and investment analysis in Business Finance. It includes computations of payback period, NPV, IRR, and profitability index for two proposed projects. The article also provides insights into the performance of a company based on various financial ratios and the computation of expected return and standard deviation for different securities. The subject is Business Finance, and the course code is not mentioned. The article is relevant for students pursuing finance courses in any college or university.