Number system 01: SSC CGL, CHSL, CPO GD

 


Importance of number system in SSC CGL, CHSL, GD, CPO EXAMS

The number system chapter for SSC CGL covers various fundamental concepts essential for the exam. It includes topics like natural numbers (N), whole numbers (W), integers (Z), rational numbers (Q), irrational numbers, and real numbers (R). 


Additionally, the chapter delves into prime numbers, factorization, LCM and HCF, decimal and fractions, number series, divisibility, properties of numbers, H.C.F and L.C.M, cyclicity, progressions, averages, and applications-based problems. 

How to solve number system questions. 

 

Understanding these concepts is crucial for solving SSC CGL number system questions effectively. The chapter also involves practical problem-solving skills related to prime numbers, factorization, remainders, divisibility, and more, which are commonly tested in the SSC CGL exam. 

By mastering these topics and practicing with a variety of questions, candidates can enhance their problem-solving abilities and excel in the number system section of the SSC CGL exam.


Classification of numbers


The classification of numbers includes various types based on their properties and representations. These classifications encompass natural numbers (N), whole numbers (W), integers (Z), rational numbers (Q), irrational numbers, and real numbers (R).

Most important formulas and Definitions:




Here's some practice question (pyq) 




Answer 🔑key
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