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Last updated: Oct 28, 2021

Basic Mathematics

Basic mathematics includes topics like algebra, arithematic, statistics, probability, geometry etc. Such concepts form the foundation for understanding more complex topics, and can be learned efficiently with regular practice. Basic mathematics problems can be learned easily with some guidance, which you can always find here at Coding Ninjas.
Ratio and Proportions
In this blog, we will discuss an important topic which is asked in the aptitude tests of almost all big-tech companies i.e ratio and proportions.
Author Deeksha
65 upvotes
Averages EASY
In this article, we will understand the concept of averages in detail. We will also look at the different types of questions asked on this topic.
Percentages
This article will take you around percentages and will clear your doubts for this topic as much as possible.
Python Program to Find LCM EASY
In this article, we will check out the LCM python program to find the LCM of two or more integers using a variety of different techniques in Python.
Speed, Distance and Time
This blog discusses Speed, Distance, and Time, popular concepts, and problems. Read further to learn more.
Difference between Mean and Average
This blog covers what are the Mean, and Average and what are some of the differences between them.
Mensuration(2D & 3D)
In this blog, we will discuss the problem of Mensuration and the approach to solving the problem on 2D and 3D Mensuration.
Problems on logarithms for aptitude
This blog will help you prepare logarithms for aptitude, as it covers the basic concepts and sample problems; read further to learn more.
Progressions - Arithmetic, Geometric and Harmonic progression(AP, GP, HP)
This blog discusses the important concepts related to progressions, viz—AP, GP, HP, and their problems for better understanding. Read to learn more.
Longest arithmetic progression
This article covers the approach to finding the length of the longest arithmetic progression with its C++ code.
Author Spider
0 upvotes
Difference Between Log and Ln EASY
Logarithms (log) and natural logarithms (ln) are both mathematical functions used to solve equations involving exponents. In this article, we will cover the difference between Log and Ln briefly.
Simple and Compound Interest
In this blog, we will cover the fundamental concepts, formulas and some sample problems for a better understanding of Simple Interest and Compound Interest
Author Spider
4 upvotes
Probability
In this article, we’ll take you through the concepts of probability and their applications used in solving problems.
Author Alisha
8 upvotes
HCF and LCM
Finding HCF and LCM is one of the important topics of Aptitude and frequently asked in the initial stages of interviews and competitive examinations.
Sum of all proper divisors of a natural number
In this blog, we will learn how to calculate the number of divisors and the sum of divisors of a number. Read to know more.