Most of you know why you are reading this article – to gain some knowledge, to sharpen your skills and ultimately to clear CAT and get most coveted IIM calls for admission in India’s top-notch B-schools for a colorful MBA de...
Important Concepts and Formulae
Hello CAT takers,
Now that we are just a few days away from CAT, you must be revising everything for one final time before CAT. Here is a compilation of all the important Concepts and formulae for Quant. ...
The only certain thing about CAT is uncertainty!
We hope that you are already done with your preparation for CAT 2021. You must have revised the syllabus again and again to make yourself comfortable. We know it because we have heard it f...
PRIME NUMBERS : The Most Mysterious Figures in Math
Prime numbers have always fascinated mathematicians. They appear among the integers seemingly at random, and yet not quite: there seems to be some order or pattern, just a little belo...
Some properties of natural numbers :
1•Sum of first n natural numbers : 1 + 2 + 3 +……+ n = n ( n +1)/2
2• Sum of squares of first n natural numbers : 1² + 2² + 3² +……+ n² = n ( n +1) ( 2n +1) /6
3• Sum of cubes of first n natural number...
Similar Triangles
The current article deals with a frequently occurring topic in geometry in CAT- similarity of triangles. Most of you will notice that this topic is coming year after year in CAT and, as geometry questions in CAT are ea...
Divisibility Rules
A. Divisibility by 2, 4, 8, 16, 32.
A number is divisible by 2, 4, 8, 16, 32,.. 2 n when the number formed by the last one, two, three, four, five…n digits is divisible by 2, 4, 8, 16, 32,..2 n respectively.
Example: ...
