Arithmetic

A complete guide on Percentages, the core foundation of quantitative aptitude. Master fraction conversion, successive percentage changes, and typical word problems.

Master the concepts of Ratio and Proportion. Learn to merge ratios, divide quantities, solve variation problems, and apply these concepts to arithmetic and DI.

Learn to solve age-related puzzles using simple algebraic equations and ratio concepts. Master the logic of constant age differences and moving between past, present, and future.

Understand the 'Rule of Alligation' to mix ingredients of different prices or concentrations effortlessly. Learn to deal with multiple replacements and adulterations.