About the Book

Basic Numeracy: Number System, Progrersion, Algebra, Mensuration, Data Interpretation and Data Sufficiency

General Mental Ability: Average, Mistures and Alligation, Ratio and Proportion, Paratnership, Percentage and its application, Simple Interest, Compound Interest, Profit and Loss, Time and Work, Time Speed and Distance, Problems Based on Ages, Calendar and Clock, Probability, permutations and Combinations.

Features

• Number System
• Progression
• Algebra
• Mensuration
• Data Interpretation
• Data Sufficiency
• Average
• Mixtures and Allegation
• Ratio and Proportion
• Partnership
• Percentage and its Applications
• Simple Interest
• Compound Interest
• Time and Work
• Problems Based on Ages
• Calendar and Clock
• Probability
• Permutations and Combinations
• & 5 Set Model Test Paper

Table of Contents:
Contents Part 1: Basic Numeracy 1. Number System 3 Numbers 3 Positive and Negative Numbers 4 Concept of Number System 4 Multiplication 5 Square 6 Division 6 Some useful short-cuts 6 Remainder Theorem 6 Prime Numbers 6 HCF and LCM 7 Common Factor 7 Highest Common Factor (HCF) 7 Method of Prime Factor 7 Common Multiple 7 Least common multiple (LCM) 7 Methods of Finding LCM 8 Simplification 8 Bodmas 8 Square root and cube root 9 Methods of Finding the Square Root 10 Square Root of a Decimal 10 Rules of Indices 11 Rules of Surds 11 Cube Root 11 Method to Find Cube Root 11 2. Progression 22 Arithmetical Progression 22 Geometrical Progression 23 3. Algebra 29 Solved Examples 30 4. Mensuration 38 Area and Perimeter 38 Triangle 38 Scalene Triangle 38 Right Angled Triangle 38 Isosceles Triangle 39 Equilateral Triangle 39 Rectangle 39 Square 39 Parallelogram 39 Rhombus 40 Trapezium 40 Quadrilateral 40 Polygon 40 Circle 40 Circular Ring 41 Some Other Important Points 41 Volume and Surface Area 41 Cuboid 41 Cube 41 Cylinder 41 Cone 42 Sphere 42 Hemisphere 42 Hollow Sphere 42 Prism 42 Pyramid 43 Some other important Points 43 5. Data Interpretation 61 6. Data Sufficiency 105 Part 2: General Mental Ability 1. Average 121 Average is different from mode and median 121 Weighted Average 122 Average Speed 122 Short Cut 123 Age and Average 123 Average of some Important Series or Numbers 123 2. Mixtures and Alligation 128 3 Ratio and Proportion 131 Ratio 131 Comparison of Ratios 131 Types of Ratio 132 Proportion 132 Some Results 132 4. Partnership 138 Working Partner and Sleeping Partner 139 5. Percentage and its Applications 142 Growth Rate 143 Rule of Successive Changes 143 Some other Applications 143 6. Simple Interest 150 7. Compound Interest 155 8. Number System 161 9. Time and Work 168 10. Time, Speed and Distance (Including Problems of Trains, Boats and Streams) 173 Speed 173 Conversion of Units or STandard Conversion Factors 174 Average Speed 174 Relative Speed 174 Case I: When one object stationary and the other is moving 174 Case II: When both moving in the same direction 175 Case III: When both moving in the opposit direction 175 Concept of relative speed in motion of Trains and Boats 175 11. Problems Based on Ages 184 12. Calendar and Clock 188 13. Probability 190 Limits of Probability 191 Conditional Probability 191 Multiplicative Theorem of Probability 192 Probability of Independent and Dependent Events 192 Successive Drawing 193 Complementary Events 194 Theorem 195 Baye’s Theorem 195 Binomial Distribution 196 14. Permutations and Combinations 199 Principles of Counting 199 Permutation 199 Properties of Permutation 199 Permutations Under Certain Conditions 199 Permutations of Objects not all Distinct 200 Combinations 200 Part 3: Model Test Papers Model Test Paper I 207 Model Test Paper II 212 Model Test Paper III 218 Model Test Paper IV 224 Model Test Paper V 229 Model Test Paper VI 235