RD Sharma Solutions Class 9 Maths Exercise 21.1 Solutions

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RD Sharma Chapter 10 – Direct and Inverse Variations Exercise 10.1 Solutions
RD Sharma Chapter 10 – Direct and Inverse Variations Exercise 10.2 Solutions
RD Sharma Chapter 11 – Time and Work Solutions
RD Sharma Chapter 12 – Percentage Exercise 12.1 Solutions
RD Sharma Chapter 12 – Percentage Exercise 12.2 Solutions
RD Sharma Chapter 13 – Profit, Loss, Discount and Value Added TAX (VAT) Exercise 13.1 Solutions
RD Sharma Chapter 13 – Profit, Loss, Discount and Value Added TAX (VAT) Exercise 13.2 Solutions
RD Sharma Chapter 13 – Profit, Loss, Discount and Value Added TAX (VAT) Exercise 13.3 Solutions
RD Sharma Chapter 14 – Compound Interest Exercise 14.1 Solutions
RD Sharma Chapter 14 – Compound Interest Exercise 14.2 Solutions
RD Sharma Chapter 14 – Compound Interest Exercise 14.3 Solutions
RD Sharma Chapter 14 – Compound Interest Exercise 14.4 Solutions
RD Sharma Chapter 14 – Compound Interest Exercise 14.5 Solutions
RD Sharma Chapter 15 – Understanding Shapes – I (Polygons) Solutions
RD Sharma Chapter 16 – Understanding Shapes – II (Quadrilaterals) Solutions
RD Sharma Chapter 17 – Understanding Shapes – III (Special Types of Quadrilaterals) Exercise 17.1 Solutions
RD Sharma Chapter 9 – Linear Equation in One Variable Exercise 9.1 Solutions
RD Sharma Chapter 9 – Linear Equation in One Variable Exercise 9.2 Solutions
RD Sharma Chapter 9 – Linear Equation in One Variable Exercise 9.3 Solutions
RD Sharma Chapter 9 – Linear Equation in One Variable Exercise 9.4 Solutions
RD Sharma Class 10 Maths Chapter 1 Real Numbers Solutions
RD Sharma Class 10 Maths Chapter 10 Circles Solutions
RD Sharma Class 10 Maths Chapter 11 Constructions Solutions
RD Sharma Class 10 Maths Chapter 13 Probability Solutions
RD Sharma Class 10 Maths Chapter 14 Co-ordinate Geometry Solutions
RD Sharma Class 10 Maths Chapter 15 Areas Related to Circles Solutions
RD Sharma Class 10 Maths Chapter 16 Surface Areas and Volumes Solutions
RD Sharma Class 10 Maths Chapter 2 Polynomials Solutions
RD Sharma Class 10 Maths Chapter 3 Pair of Linear Equations in Two Variables Solutions
RD Sharma Class 10 Maths Chapter 4 Triangles Solutions
RD Sharma Class 10 Maths Chapter 5 Trigonometric Ratios Solutions
RD Sharma Class 10 Maths Chapter 6 Trigonometric Identities Solutions
RD Sharma Class 10 Maths Chapter 7 Statistics Solutions
RD Sharma Class 10 Maths Chapter 8 Quadratic Equations Solutions
RD Sharma Class 10 Maths Chapter 9 Arithmetic Progressions Solutions
RD Sharma Class 10 Solutions
RD Sharma Class 11 Solutions
RD Sharma Class 11 Solutions Maths Chapter 1 Sets
RD Sharma Class 11 Solutions Maths Chapter 10 Sine and Cosine Formulae and Their Applications
RD Sharma Class 11 Solutions Maths Chapter 12 Mathematical Induction
RD Sharma Class 11 Solutions Maths Chapter 13: Complex Numbers
RD Sharma Class 11 Solutions Maths Chapter 14 Quadratic Equations
RD Sharma Class 11 Solutions Maths Chapter 15 Linear Inequations
RD Sharma Class 11 Solutions Maths Chapter 16 Permutations
RD Sharma Class 11 Solutions Maths Chapter 17 Combinations
RD Sharma Class 11 Solutions Maths Chapter 18 Binomial Theorem
RD Sharma Class 11 Solutions Maths Chapter 19 Arithmetic Progressions
RD Sharma Class 11 Solutions Maths Chapter 2 Relations
RD Sharma Class 11 Solutions Maths Chapter 20 Geometric Progressions
RD Sharma Class 11 Solutions Maths Chapter 21 Some Special Series
RD Sharma Class 11 Solutions Maths Chapter 22 Brief Review of Cartesian System of Rectangular Coordinates
RD Sharma Class 11 Solutions Maths Chapter 23 The Straight Lines
RD Sharma Class 11 Solutions Maths Chapter 24 The Circle
RD Sharma Class 11 Solutions Maths Chapter 28 Introduction to 3D Coordinate Geometry
RD Sharma Class 11 Solutions Maths Chapter 29 Limits
RD Sharma Class 11 Solutions Maths Chapter 3 Functions
RD Sharma Class 11 Solutions Maths Chapter 30 Derivatives
RD Sharma Class 11 Solutions Maths Chapter 31 Mathematical Reasoning
RD Sharma Class 11 Solutions Maths Chapter 32 Statistics
RD Sharma Class 11 Solutions Maths Chapter 33 Probability
RD Sharma Class 11 Solutions Maths Chapter 4 Measurement of Angles
RD Sharma Class 11 Solutions Maths Chapter 6 Graphs of Trigonometric Functions
RD Sharma Class 11 Solutions Maths Chapter 7 Trigonometric Ratios of Compound Angles
RD Sharma Class 11 Solutions Maths Chapter 8 Transformation Formulae
RD Sharma Class 11 Solutions Maths Chapter 9 Trigonometric Ratios of Multiple and Sub-Multiple Angles
RD Sharma Class 12 Solutions
RD Sharma Class 6 Solutions
RD Sharma Class 7 Solutions
RD Sharma Class 8 Solutions
RD Sharma Class 9 Solutions
RD Sharma Class 9 Solutions Maths Chapter 1 Number System
RD Sharma Class 9 Solutions Maths Chapter 10 Congruent Triangles
RD Sharma Class 9 Solutions Maths Chapter 12 Herons Formula
RD Sharma Class 9 Solutions Maths Chapter 13 Linear Equations in Two Variables
RD Sharma Class 9 Solutions Maths Chapter 14 Quadrilaterals
RD Sharma Class 9 Solutions Maths Chapter 15 Areas of Parallelograms and Triangles
RD Sharma Class 9 Solutions Maths Chapter 16 Circles
RD Sharma Class 9 Solutions Maths Chapter 17 Constructions
RD Sharma Class 9 Solutions Maths Chapter 18 Surface Area and Volume of a Cuboid and Cube
RD Sharma Class 9 Solutions Maths Chapter 19 Surface Area and Volume of a Right Circular Cylinder
RD Sharma Class 9 Solutions Maths Chapter 2 Exponents of Real Numbers
RD Sharma Class 9 Solutions Maths Chapter 20 Surface Area and Volume of a Right Circular Cone
RD Sharma Class 9 Solutions Maths Chapter 22 Tabular Representation of Statistical Data
RD Sharma Class 9 Solutions Maths Chapter 23 Graphical Representation of Statistical Data
RD Sharma Class 9 Solutions Maths Chapter 24 Measures of Central Tendency
RD Sharma Class 9 Solutions Maths Chapter 25 Probability
RD Sharma Class 9 Solutions Maths Chapter 3 Rationalisation
RD Sharma Class 9 Solutions Maths Chapter 4 Algebraic Identities
RD Sharma Class 9 Solutions Maths Chapter 5 Factorisation of Algebraic Expressions
RD Sharma Class 9 Solutions Maths Chapter 6 Factorisation of Polynomials
RD Sharma Class 9 Solutions Maths Chapter 7 Introduction to Euclid’s Geometry
RD Sharma Class 9 Solutions Maths Chapter 9 Triangle and Its Angles
RD Sharma Solutions Class 12 Maths Chapter 1 Relations
RD Sharma Solutions Class 12 Maths Chapter 10 Differentiability
RD Sharma Solutions Class 12 Maths Chapter 11 Differentiation
RD Sharma Solutions Class 12 Maths Chapter 13 Derivative as a Rate Measure
RD Sharma Solutions Class 12 Maths Chapter 15 Mean Value Theorems
RD Sharma Solutions Class 12 Maths Chapter 16 Tangents and Normals
RD Sharma Solutions Class 12 Maths Chapter 17 Increasing and Decreasing Functions
RD Sharma Solutions Class 12 Maths Chapter 18 Maxima and Minima
RD Sharma Solutions Class 12 Maths Chapter 19 Indefinite Integrals
RD Sharma Solutions Class 12 Maths Chapter 2 Functions
RD Sharma Solutions Class 12 Maths Chapter 20 Definite Integrals
RD Sharma Solutions Class 12 Maths Chapter 21 Area Bounded Regions
RD Sharma Solutions Class 12 Maths Chapter 22 Differential Equations
RD Sharma Solutions Class 12 Maths Chapter 23 Algebra of Vectors
RD Sharma Solutions Class 12 Maths Chapter 24 Scalar or Dot Product
RD Sharma Solutions Class 12 Maths Chapter 28 Straight Line in Space
RD Sharma Solutions Class 12 Maths Chapter 29 The Plane
RD Sharma Solutions Class 12 Maths Chapter 3 Binary Operations
RD Sharma Solutions Class 12 Maths Chapter 30 Linear Programming
RD Sharma Solutions Class 12 Maths Chapter 31 Probability
RD Sharma Solutions Class 12 Maths Chapter 32 Mean and Variance of a Random Variable
RD Sharma Solutions Class 12 Maths Chapter 33 Binomial Distribution
RD Sharma Solutions Class 12 Maths Chapter 4 Inverse Trigonometric Functions
RD Sharma Solutions Class 12 Maths Chapter 5 Algebra of Matrices
RD Sharma Solutions Class 12 Maths Chapter 6 Determinants
RD Sharma Solutions Class 12 Maths Chapter 7 Adjoint and Inverse of a Matrix
RD Sharma Solutions Class 12 Maths Chapter 8 Solutions of Simultaneous Linear Equations
RD Sharma Solutions Class 12 Maths Chapter 9 Continuity
RD Sharma Solutions Class 6 Maths Chapter 1 Knowing Our Numbers
RD Sharma Solutions Class 6 Maths Chapter 10 Basic Geometrical Concepts
RD Sharma Solutions Class 6 Maths Chapter 11 Angles
RD Sharma Solutions Class 6 Maths Chapter 12 Triangles
RD Sharma Solutions Class 6 Maths Chapter 13 Quadrilaterals
RD Sharma Solutions Class 6 Maths Chapter 14 Circles
RD Sharma Solutions Class 6 Maths Chapter 15 Pair of Lines and Transversal
RD Sharma Solutions Class 6 Maths Chapter 16 Understanding Three-Dimensional Shapes
RD Sharma Solutions Class 6 Maths Chapter 17 Symmetry
RD Sharma Solutions Class 6 Maths Chapter 18 Basic Geometrical Tools
RD Sharma Solutions Class 6 Maths Chapter 19 Geometrical Constructions
RD Sharma Solutions Class 6 Maths Chapter 2 Playing with Numbers
RD Sharma Solutions Class 6 Maths Chapter 21 Data Handling I (Presentation of Data)
RD Sharma Solutions Class 6 Maths Chapter 22 Data Handling II (Pictographs)
RD Sharma Solutions Class 6 Maths Chapter 23 Data Handling III (Bar Graphs)
RD Sharma Solutions Class 6 Maths Chapter 3 Whole Numbers
RD Sharma Solutions Class 6 Maths Chapter 4 Operations on Whole Numbers
RD Sharma Solutions Class 6 Maths Chapter 5 Negative Numbers and Integers
RD Sharma Solutions Class 6 Maths Chapter 6 Fractions
RD Sharma Solutions Class 6 Maths Chapter 7 Decimals
RD Sharma Solutions Class 6 Maths Chapter 8 Introduction to Algebra
RD Sharma Solutions Class 6 Maths Chapter 9 Ratio, Proportion and Unitary Method
RD Sharma Solutions Class 7 Maths Chapter 1 Integers
RD Sharma Solutions Class 7 Maths Chapter 10 Unitary Method
RD Sharma Solutions Class 7 Maths Chapter 11 Percentage
RD Sharma Solutions Class 7 Maths Chapter 14 Lines and Angles
RD Sharma Solutions Class 7 Maths Chapter 15 Properties of Triangles
RD Sharma Solutions Class 7 Maths Chapter 16 Congruence
RD Sharma Solutions Class 7 Maths Chapter 17 Constructions
RD Sharma Solutions Class 7 Maths Chapter 18 Symmetry
RD Sharma Solutions Class 7 Maths Chapter 19 Visualising Solid Shapes
RD Sharma Solutions Class 7 Maths Chapter 2 Fractions
RD Sharma Solutions Class 7 Maths Chapter 20 – Mensuration I (Perimeter and Area of Rectilinear Figures)
RD Sharma Solutions Class 7 Maths Chapter 21 Mensuration II (Area of Circle)
RD Sharma Solutions Class 7 Maths Chapter 23 Data Handling II (Central Values)
RD Sharma Solutions Class 7 Maths Chapter 3 Decimals
RD Sharma Solutions Class 7 Maths Chapter 4 Rational Numbers
RD Sharma Solutions Class 7 Maths Chapter 5 Operations on Rational Numbers
RD Sharma Solutions Class 7 Maths Chapter 6 Exponents
RD Sharma Solutions Class 7 Maths Chapter 7 Algebraic Expressions
RD Sharma Solutions Class 7 Maths Chapter 8 Linear Equations in One Variable
RD Sharma Solutions Class 7 Maths Chapter 9 Ratio and Proportion
RD Sharma Solutions Class 9 Maths Chapter 21 Surface Area and Volume of Sphere
RD Sharma Solutions for Class 8 Maths Chapter 1 Rational Numbers
RD Sharma Solutions for Class 8 Maths Chapter 10 Direct and Inverse Variations
RD Sharma Solutions for Class 8 Maths Chapter 12 Percentage
RD Sharma Solutions for Class 8 Maths Chapter 13 Profit, Loss, Discount and Value Added Tax (VAT)
RD Sharma Solutions for Class 8 Maths Chapter 14 Compound Interest
RD Sharma Solutions for Class 8 Maths Chapter 17 – Understanding Shapes II (Special Types of Quadrilaterals)
RD Sharma Solutions for Class 8 Maths Chapter 18 Practical Geometry (Constructions)
RD Sharma Solutions for Class 8 Maths Chapter 19 Visualising Shapes
RD Sharma Solutions for Class 8 Maths Chapter 2 Powers
RD Sharma Solutions for Class 8 Maths Chapter 20 – Mensuration I (Area of a Trapezium and a Polygon)
RD Sharma Solutions for Class 8 Maths Chapter 21 – Mensuration – II (Volumes and Surface Areas of a Cuboid and a Cube)
RD Sharma Solutions for Class 8 Maths Chapter 22 – Mensuration – III (Surface Area and Volume of a Right Circular Cylinder)
RD Sharma Solutions for Class 8 Maths Chapter 23 Data Handling I (Classification and Tabulation of Data)
RD Sharma Solutions for Class 8 Maths Chapter 25 – Data Handling – III (Pictorial Representation of Data as Pie Charts)
RD Sharma Solutions for Class 8 Maths Chapter 27 Introduction to Graphs
RD Sharma Solutions for Class 8 Maths Chapter 3 Squares and Square Roots
RD Sharma Solutions for Class 8 Maths Chapter 4 Cubes and Cube Roots
RD Sharma Solutions for Class 8 Maths Chapter 5 Playing with Numbers
RD Sharma Solutions for Class 8 Maths Chapter 6 Algebraic Expressions and Identities
RD Sharma Solutions for Class 8 Maths Chapter 7 Factorisation
RD Sharma Solutions for Class 8 Maths Chapter 8 Division of Algebraic Expressions
RD Sharma Solutions for Class 8 Maths Chapter 9 Linear Equations in One Variable
RD Sharma Solutions for Maths Chapter 20 Mensuration
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