Aptitude tricks
Time and Work 1. Work from Days: If A can do a piece of work in n days, then A's 1 day's work = 1 . n 2. Days from Work: If A's 1 day's work = 1 , then A can finish the work in n days. n 3. Ratio: If A is thrice as good a workman as B, then: Ratio of work done by A and B = 3 : 1. Ratio of times taken by A and B to fin...