I searched for basic GATE aptitude formula derivations and found many useful explanations in this forum. This thread can be used to share such explanations.

berkeman
Mentor
I searched for basic GATE aptitude formula derivations and found many useful explanations in this forum. This thread can be used to share such explanations.
Welcome to the PF.

It is usually best to define your terms, so that we are all talking about the same thing. Is this GATE exam what you are referring to?