Download CDS Pathfinder Arihant Book PDF Free for CDS Exam-This book covers all the section English, General Knowledge, Elementary Mathematics are available on Arihant CDS free pdf download.We are providing you this Book free to all of you who are preparing for CDS Exam . Every year More than 300000 Aspirants Apply For CDS Exam Which Is Held In February And September Month .

As We All Know That CDS Is A Army Officer Selection Exam And Competition Level is Very High . So we Need To Prepare Very Hard For this Exam .

Download CDS Pathfinder Arihant Book PDF Free for CDS Exam

The Combined Defense Services (CDS) examination is held twice in a year in the months of February and September with the aim of hiring several Technical and Non-Technical Officers in the defense services. The examination is conducted by The Union Public Service Commission (UPSC). This book is specially devised for the CDS examination. The book has been segregated into 3 Sections and further sub-categorized into various other topics.

CDS Exam Study Material New Syllabus, Exam Pattern, Practice Set, Papers | Free Download

The contents of the book are as under: Mathematics

  • Number System
  • Time and Distance
  • Percentage
  • Profit and Loss
  • Logarithm
  • Rational Expressions
  • Linear Equations
  • Set Theory
  • Height and Distance
  • Triangles
  • Circle
  • Locus
  • Statistics, etc.


  • Spotting the Errors
  • Vocabulary
  • Synonyms
  • Antonyms
  • Idioms and Phrases
  • Comprehension
  • Fill in the blanks and Close Test
  • Sentence Improvement
  • Ordering of Words/Sentences

General Awareness

  • Physics
  • Chemistry
  • Biology
  • History
  • Geography
  • Indian Polity
  • Economy
  • General Knowledge

All these topics are further sub-divided into a number of chapters and consist of large number of practice-based questions which are on the same pattern as that of previous years’ papers of CDS Entrance Examination.



Most Important Topics of English for CDS written Exam 2020-21   

  • Comprehension Questions
  • Ordering of words in a sentence
  • Spotting Errors Questions
  • Sentence Arrangement Questions
  • Synonyms & Antonyms
  • Fill in the blanks questions
  • Idioms and Phrases
  • Selecting Words
  • Ordering of Sentence

Important Topics of General Awareness (GK) for UPSC CDS Exam

  • Economics
  • Physics
  • Current Affairs
  • Politics
  • Chemistry
  • Sociology
  • History
  • Defence related Award
  • Geography
  • Environment
  • Sport
  • Biology
  • Cultural
  • Book
  • Statement
  • true/false

Elementary Mathematics Algebra for CDS Exam 2020-21

  • Basic Operations
  • simple factors
  • Remainder Theorem
  • H.C.F.
  • L.C.M.
  • Theory of polynomials
  • solutions of quadratic equations
  • Practical problems leading to 2 simultaneous linear equations or inequations in 2 variables or quadratic equations in 1 variable and their solutions
  • Set language and set notation
  • Rational expressions and conditional identities
  • Laws of indices


  • Arithematic   
  • Natural numbers, Integers, Rational & Real number
  • Addition, division, Square roots, Decimal, fractions, substraction, multiplication
  • Unitary method
  • time and distance
  • time and work
  • percentages
  • applications to simple and compound interest
  • profit and loss
  • ratio and proportion
  • variation
  • Elementary Number Theory: Division algorithm
  • Prime and composite numbers
  • Tests of divisibility by 2, 3, 4, 5, 9 and 11
  • Multiples and factors. Factorisation Theorem
  • H.C.F. and L.C.M.
  • Euclidean algorithm
  • Logarithms to base 10
  • laws of logarithms
  • use of logarithmic tables
  • Trigonometry
  • Simple trigonometric identities
  • Use of trigonometric tables
  • Simple cases of heights and distances
  • Geometry   
  • Lines and angles
  • Plane and plane figures
  • Theorems on Properties of angles at a point
  • Parallel lines
  • Sides and angles of a triangle
  • Congruency of triangles
  • Similar triangles
  • Concurrence of medians and altitudes
  • Properties of angles
  • sides and diagonals of a Parallelogram
  • rectangle and square
  • Circles and its properties including tangents and normals
  • Loci
  • Mensuration   
  • Areas of squares
  • rectangles
  • parallelograms
  • triangle and circle
  • Areas of figures which can be split up into these figures (Field Book)
  • Surface area and volume of cuboids
  • lateral surface and volume of right circular cones and cylinders
  • surface area and volume of spheres
  • Statistics   
  • Collection and tabulation of statistical data
  • Graphical representation frequency polygons
  • histograms
  • bar charts
  • pie charts etc
  • Measures of central tendency

About mathematics for cds book pdf

Book Name –CDS mathematics pdf

Format- PDF

Size-  mb 

Pages- 763

Language- English

Contents of cds mathematics pdf


  • Numbers
  • H.C.F and L.C.M of numbers
  • Decimal Fractions
  • Square roots 
  • Percentage
  • Average
  • Ratio and Proportion
  • Partnership
  • Profits and loss
  • Unitary method
  • Time and work
  • Time and distances
  • Problems on ages
  • Simple Interest
  • Compound Interest
  • Logarithms


  • Area
  • Volume and surface area


  • Basic operations and factorizations
  • H.C.F and L.C.M of polynomials
  • Linear equations
  • Quadratic equations
  • Rational expressions
  • Surds and indices
  • Set theory


  • Identities and  T-ratios
  • Height and Distances


  • Lines and angles
  • Polygons
  • Triangles
  • Quadrilaterals and Parallelogram
  • Circles
  • Loci


  • Coordinate geometry


  • Statistical data
  • Data interpretations