Using Arithmetic Signs

One of our regular visitor Aisharya Rana contributed this puzzle, which I found interesting. Hence I’m posting here to be pondered upon by all. Post your answers as comments below - Arithmetic Puzzle In this puzzle you

Interesting Applications of Remainder Theorem

Remainder Theorem & its application We have all learnt the Remainder Theorem in class 10 (now i am in 11) that when you divide a polynomial f(x) by x-c the remainder r will be f(c). Now let’s

The Mysterious Number 22

Number 22 Everywhere? Numbers never fail to surprise us. This post talks about one such amazing property of number 22. Select any three-digit number with all digits different from one another. Write all possible two-digit numbers that

5 Quick Shortcuts to Solve Time and Distance Problems

Time, Speed and Distance (TSD) is one of the most frequently occurring topics in quantitative aptitude section of many competitive exams. Here I’m putting together 5 short tricks which might come handy while answering various type of

Miles to Kilometers – Incredibly Simple Method of Conversion

Relationship between Miles and Kilometers Mile is an English unit of measuring length or distance and it is equal to 5280 feet or 1760 yards  (for your information, 1 yard = 3 feet). Whereas, Kilometer is the

Why 1089 is a Wonderful Number?

This article is about a number that has some truly exceptional properties. That number is 1089 Most Amusing Property of 1089 Select a three digit number (where the units and hundreds digits are not the same) and follow

Mnemonics to Memorize Mathematical Concepts

Mnemonic (pronounced neh-MAHN-ik ) is a learning technique that aids information retention in our memory. It can be a rhyme, abbreviation or mental image that helps you in memorizing something which is otherwise difficult to commit to

Learn to Solve Simultaneous Equations Mentally

Do you struggle with solving simultaneous equations? By simultaneous I mean equations with multiple unknown variables. Generally the number of equations given will be equal to the number of equations. Let’s take an example, 3x + 4y

Understanding Exponential Function – “e” from Layman’s Perspective

In our journey of learning mathematics, we must have across a mathematical constant called “e”. It is approximately equal to 2.71828. Unfortunately, most of us memorized the value and its usage without bothering about the concept behind

Solution of Linear Equations in 2 Seconds

Solving Simultaneous Equation using Vedic Mathematics Let’s learn a very simple trick using which we can quickly solve linear algebraic equations with 2 variables using a Vedic Maths sutra named as Anurupye Shunyamanyat.  This is the 6th Sutra of Vedic