“The Knowledge Library”

Knowledge for All, without Barriers…

An Initiative by: Kausik Chakraborty.
04/02/2023 1:55 PM

“The Knowledge Library”

Knowledge for All, without Barriers……….
An Initiative by: Kausik Chakraborty.

The Knowledge Library

Mathematics

Time & Distance Part-6

Suppose point A से एक कार X km/hr के speed से point B की ओर जा रहा है एवं point B से एक कार Y

Read More »

Time & Distance Part-1

Important time, speed and distance formula Time And Distance Concepts and shortcut Type-1 (Q1)Sriya with her family travelled from Bolpur to Suri by car at

Read More »

Ratio & Proportion Part-2

(Q1)The product of two positive integers is 1575 and their ratio is 9:7. The smaller integer is. दो संख्याओं का गुणनफल 1575 है और उनका

Read More »

Ratio & Proportion Part-1

Ratio And Proportion Concept Ratio – It is a way of comparing two numbers or quantities and showing the relationship between them. It is denoted by → ‘:’

Read More »

Profit and Loss Part-7

For Example: (Q1)Successive discounts of 30% and 20% are equivalent to a single discount of. Solution: =44% Ans. (Q2)A single discount equivalent to the successive

Read More »

Profit & Loss Part-1

Profit and Loss Definition:- Marked price(M.P): The normal price of the thing without any discount. Cost price(C.P): The price at which an article is purchased is called

Read More »

Roman Numerals

Roman numerals refer to a specific numeral system that can be traced back to ancient Rome and were the primary way of writing numbers in

Read More »

How to Calculate Age 

हम आपको Age (आयु) का हिसाब लगाने के तरीके को 3 उदाहरण के माध्यम से समझायेंगे। आसानी से समझने के लिए नीचे दिया गया वीडियो भी देख

Read More »

How do Sine, Cosine, and Tangent Work?

What are sine, cosine, and tangent? They’re three of the main functions in trigonometry. You may have heard about them already in math class. Trigonometry is connected to geometry and other branches of math. It

Read More »

Who Invented Math?

Mathematics encompasses many different types of studies, so its discovery can’t even be attributed to one person. Instead, mathematics developed slowly over thousands of years with the help of thousands

Read More »

How Does a Calculator Work?

Today, calculators are everywhere. Many kids probably take them for granted. After all, any smartphone will have a calculator application right there on the home screen. You can also

Read More »

Googol

What’s the biggest number you can think of? A million? A billion? A trillion? A gazillion? Infinity? Long ago, mathematicians came up with an easy way

Read More »

What Is Pi?

The circumference of a circle is its perimeter or the length around it. The distance from the center of a circle to its edge is the radius. The distance from

Read More »

How Many Is a Googol?

What’s the biggest number you can think of? A million? A billion? A trillion? A gazillion? Infinity? Long ago, mathematicians came up with an easy way

Read More »

What Is Infinity?

The idea of infinity is used mainly in the fields of math and physics. It describes a quantity without end. In fact, infinity comes from the

Read More »