This document provides tips and strategies for preparing for competitive exams through developing skills in mathematics, English, reasoning, and general knowledge. It discusses techniques for speed maths such as Vedic mathematics. It provides sample questions and problems for different topics in mathematics and reasoning. It also shares links to additional online resources and recommends books to help prepare in these subject areas. The goal is to help participants of the PGPSE (Post Graduate Programme in Social Entrepreneurship) increase their skills and score well in aptitude tests through effective preparation and practice.