0 votes 0 votes This was one of the formula given in the "profit and loss" chapter of made eady booklet - reasoning and aptitude. How do we derive this formula? Quantitative Aptitude general-aptitude quantitative-aptitude profit-loss made-easy-booklet + – NithinBiliya asked May 10, 2018 • edited Mar 6, 2019 by ajaysoni1924 NithinBiliya 707 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.