Aptitude questions primarily contain concepts on topics like data interpretation, probability, coding-decoding, work and time, permutations and combinations, work and time, height and distance, calender, partnership etc. Aptitude is a very essential requisite to clear competitive exams such as CAT MAT SSC UPSC; bank, defense and railway exams and require understanding of both deep knowledge of the concept and knowing the quickest method to solve such problems.
Since this is a vast field with diverse topics, that form the bulk of some of the most important exams, we will dive right in to learn the most efficient ways of solving all aptitude based questions.