About This Cheat Sheet

Complete guide to Chain Rule for competitive exams: basic concept of direct proportion (more men = more work), inverse proportion (more men = less days), chain rule for problems involving man, work, days, hours, wages, distance, speed, time, consumption, cost, etc., problems on men and work (finding days required, men required, work done), problems on wages (proportional distribution based on work done), problems on consumption (more people = more consumption, more days = more consumption), problems on distance and speed (direct time, inverse speed), combined problems (men, days, hours, work), chain rule for comparing two or more cases using product equality, method of finding missing value using unitary method, and shortcut tricks for SSC, Banking, Railway, UPSC, and other government exams.