Number of factors based questions have regularly appeared in various competitive exams including CAT. Primarily, these questions are based on the prime factorization of a number. Generally, factors based questions are of following types: The number of factors The sum of factors Product of factors Odd and Even Factors Number of Factors which are Perfect […]

# Author: Rakesh Vishwakarma

## Logarithm Concepts Properties and Questions for CAT Exam

Logarithm and its properties are very vital concepts for solving many questions from algebra which appear in CAT and other MBA entrance exams. An aspirant who is preparing for CAT must be thorough with the basic properties of logarithm and its working while solving questions. Let us understand the concepts of logarithm in detail. Definition of […]

## Remainder Theorem: Concepts | Tricks | Questions for CAT Exam

Remainder theorem based number system questions are very famous among CAT aspirants. The reason for the same is that there are varieties of questions how to find remainders. As a result, various theorems are used to solved problems on remainders. In this article, will deal with all the possible type of questions which frequently appear […]

## 7 Steps to Solve Logical Reasoning Puzzles for CAT Level Exam

Logical reasoning puzzles which appear in the CAT exam are the most common types of questions in LRDI section. Unfortunately, we do not have any universally applicable method or approach to solve such puzzles. The reason is that these logical reasoning puzzles themselves have no standard structure. However, an aspirant, after practicing lots of logical reasoning puzzle […]

## 3 Steps to solve Linear Arrangement Logical Reasoning for CAT Exam

Linear arrangement based logical reasoning questions in CAT deal with sequentially aligning the objects by using the information given about their positions. In most of the cases, we have to identify the unique position of each of the objects or the relative position of one object compared to the other objects. Often, logical reasoning questions […]

## Relative Speed Concept and Questions for CAT Exam

Relative speed concept is can be of great help in solving many questions from time speed and distance in CAT exam. The concept is particularly critical for problems based on trains, and meeting points The idea is simple to understand, and we mainly need to know the working of the concept in the following cases Two bodies moving […]

## Pythagorean Triplets: Concepts Tricks and CAT Problems

If we scan the past CAT questions, then it is quite evident that most of the problems related to triangle required Pythagorean triplets as one of the concepts to solve them. It is such an essential theorem because it applies to a wide variety of questions. In this article will be dealing with the Pythagoras theorem […]

## Circular Races: Concepts Tricks and Problems for CAT Exam

Circular races problems have been both exciting and tantalizing to students who prepare for the CAT exam. Often the problems on circular track revolve around finding the number of distinct meeting points or the time required by the runners to meet for the first time at the starting point. Concepts and tricks require to solve […]

## HCF and LCM Concepts Formulas and Problems for CAT Exam

HCF and LCM is another very important topic from the number system. The concept is not just restricted to the number system but is also helpful in solving some questions from arithmetic which is a very important topic for CAT exam. In this article, we will take the topic from basics and will try to […]

## CAT Number System Syllabus and Preparation Tips

Number system for CAT Number system is the foundation of CAT quantitative aptitude section. Often, students start their preparation of CAT quantitative aptitude from the number system. Number system questions have declined in recent CAT exam. However, I still advocate not to ignore preparation of this topic. The reason is that many areas of quantitative aptitude like […]