Number Theory
Problems on Ages – A Comprehensive Guide
In this post we will learn to solve problems based on age. With the help of solved questions, we will see how…
Category: Number Theory
Number Theory
Ratio and Proportion
Ratio and Proportion is a very important topic with application in data interpretation, allegation and mixture. In this section you will learn…
Number Theory
Profit and Loss
Consider this problem - "A person sells x eggs and gains the selling price of y eggs. What is his profit percentage?".…
Number Theory
Introduction to Percentages
Percentages is a very important topic with applications in Profit and Loss, Ratio and Proportions, Problems on Simple and Compound Interest. The…
Number Theory
Pipes and Cisterns
In this section we will learn how to solve aptitude problems based on Pipes and Cisterns. The introduction gives a list of…
Number Theory
Partnership
The aim of this topic is to help you solve problems on partnership. The first section in this topic is an introduction…
Number Theory
Problems on Numbers
The aim of this topic is to help you solve the various kinds of problems on numbers. The first lesson in this…
Number Theory
How to find Last Non Zero Digit in a Factorial
In this post, we will have a look at the techniques to calculate the Right Most Non Zero Digit in a Factorial.…
Number Theory
Divisibility Rules: The Complete Guide for Division Tests
In this post, we will look into the divisibility rules for numbers from 2 to 13 with the help of concrete examples…