Course module
Paper - 1 | Unit - 5 | Mathematical Reasoning and Aptitude — UGC NET Computer Science (Paper 1 + Paper 2)
Explore the module outline and lessons below. Enroll free to begin studying here.
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- Lessons
- 234
- Duration
- 56 hr 28 min
- PYQs
- 720
- Practice
- 30
4% of this course's PYQ weight is covered in this module.
Syllabus index
Lessons in this module
Series (Number and Letter Series) (Numerical Relations and Reasoning)
Basic Concepts and Terminologies
Number Series
- All Possible Series that can be formedDrm Video
- Some Important Observations and Short TricksDrm Video
- Series with combinationDrm Video
- Find the next term (Important Questions)Drm Video
- Important Practice Questions (Part 2)Drm Video
- Brute Force Short Trick for Tough QuestionsDrm Video
- HOT (Higher Ordered Thinking) QuestionsDrm Video
Letter or Alphabet Series
Coding Decoding
Word or Alphabet based Coding
Number Based Coding
Alphabet, Word, Number based Coding (Mixed Patterns)
Symbols based Coding
Language Translation Coding (Chinese Coding) (Sentence Based Coding)
Renaming Based Coding (Object Substitution)
Pair, Group, Relationship-Based and Miscellaneous Coding
Number System
Factors, Multiples & Prime Factorization
- Demo: Short Tricks to Find Number & Product of FactorsStandard Video
- [Notes] Short Tricks to Find Number & Product of FactorsPdf
- Demo: Tricky Important Questions on Finding Product of FactorsStandard Video
- [Notes] Tricky Important Questions on Finding Product of FactorsPdf
- Demo: Short Tricks to Find Number of Odd & Even FactorsStandard Video
- [Notes] Short Tricks to Find Number of Odd & Even FactorsPdf
- Tricks To Find Sum of Factors & Sum of Odd & Even FactorsDrm Video
- [Notes] Tricks To Find Sum of Factors & Sum of Odd & Even FactorsPdf
- Finding those Factors of 'P' which are divisible by 'Q'Drm Video
- [Notes] Finding those Factors of 'P' which are divisible by 'Q'Pdf
Concept of Remainders
- Concept of Reminders (Part 1)Drm Video
- [Notes] Concept of Reminders (Part 1)Pdf
- Concept of Reminders (Part 2)Drm Video
- [Notes] Concept of Reminders (Part 2)Pdf
- Concept of Reminders (Part 3)Drm Video
- [Notes] Concept of Reminders (Part 3)Pdf
- Concept of Reminders (Part 4)Drm Video
- [Notes] Concept of Reminders (Part 4)Pdf
- Short Trick for Reminders on Successive DivisionsDrm Video
- [Notes] Short Trick for Reminders on Successive DivisionsPdf
Unit Digit & Last Digit Concepts
Perfect Squares, Perfect Cubes, Power, Square Root and Patterns
- Interesting Facts About Perfect Squares & Perfect CubesDrm Video
- [Notes] Interesting Facts About Perfect Squares & Perfect CubesPdf
- Tricks to Find Factors that are Perfect Squares & CubesDrm Video
- [Notes] Tricks to Find Factors that are Perfect Squares & CubesPdf
- Question - Find Factors that are Perfect Squares & CubesDrm Video
- [Notes] Question - Find Factors that are Perfect Squares & CubesPdf
- Number Systems - HOT Questions (1)Drm Video
- [Notes] Number Systems - HOT Questions (1)Pdf
- Number Systems - HOT Questions (2)Drm Video
- [Notes] Number Systems - HOT Questions (2)Pdf
Percentage
Basic Concepts, Terminologies & Properties
Conversion Between Fractions (Ratio) & Percentages
- Important Property, Trick to find 10 & 1 percent of any numberDrm Video
- Short Tricks to Remember Ratio to Percentage Table Part 1Drm Video
- Short Tricks to Remember Ratio to Percentage Table Part 2Drm Video
- Short Tricks to Remember Ratio to Percentage Table Part 3Drm Video
- Short Tricks to Remember Ratio to Percentage Table Part 4Drm Video
- Practice Problems on Ratio to Percentage ConversionDrm Video
- Practice Problems on Percentage to Ratio ConversionDrm Video
- Question on Ratio to Percentage ConversionDrm Video
Finding Percentage
Ratio and Proportion (Ratios)
Types of Ratio
Direct, Inverse & Joint Variation
Basic Concepts & Properties of Proportion
Division of Quantity in a Given Ratio
Successive & Combined Ratio Problems
Multiple Topics
Simple Interest and Compound Interest
Simple Interest - Basic Concepts, Formulas and Terminologies
Simple Interest – Applications
- Tricks & Questions on money becoming multiple times on SIDrm Video
- Questions on Extra Amount Received on Extra Interest RateDrm Video
- Short Trick for Questions on Variable Rate of InterestDrm Video
- Short Trick for Questions on Difference in SIDrm Video
- Short Trick for Questions on Difference in AmountDrm Video
- Questions on Principal Money Divided into PartsDrm Video
- Simple Interest Important Practice Questions (Set 2)Drm Video
Installments and Debt-Related Problems
Compound Interest – Core Concepts
- Compound Interest An IntroductionDrm Video
- Compound Interest Formula & Comparison with SIDrm Video
- Short Trick to Find Compound Interest in just 10 SecondsDrm Video
- Compound Interest Basics + Problem Solving (1)Drm Video
- Compound Interest Basics + Problem Solving (2)Drm Video
- Compound Interest Basics + Problem Solving (3)Drm Video
Mixed SI CI and Special Cases
Speed Time and Distance
Basics, Prerequisites and Unit Conversions
Proportionality and Constant Variable Concepts
Average Speed
- Concept & Short Tricks to calculate AVERAGE SPEED (1)Drm Video
- Concept & Short Tricks to calculate AVERAGE SPEED (2)Drm Video
- Concept & Short Tricks to calculate AVERAGE SPEED (3)Drm Video
- Important Practice Questions on AVERAGE SPEED (1)Drm Video
- Important Practice Questions on AVERAGE SPEED (2)Drm Video
- Important Practice Questions on AVERAGE SPEED (3)Drm Video
Powers and Exponents (Surds and Indices)
Laws of Surds & Simplification
Rationalization of Surds
Comparing & Simplifying Complex Powers
Profit and Loss
Basic Concepts, Formulas and Quick Transformations
Finding Profit, Loss, Cost Price, Selling Price, Profit Percent and Loss Percent
Multiple Items and Mixed Rate Problems
Overall Profit and Loss (Combined Transactions)
Discount, Marked Price and Trader Tricks (Including False Weight)
Multiple Topics
Average
Basic Concepts and Formulas
Average of Consecutive / Odd / Even / Natural Numbers
Average of Arithmetic Series, Squares, and Cubes
Change in Average (When Members Join, Leave, or Replace)
Effect on Average by Arithmetic Operations
Weighted Average, Combined / Mixture Average Problems
Practical and Contextual Word Problems
Blood Relations
Directions (Direction Test)
Basic Concepts, Terminologies and Formulas
Analytical Reasoning (Counting Figures Reasoning)
Counting Squares
Counting Rectangles
Counting Triangles
Counting Straight Lines or Intersecting Lines
Verbal Analogy (Word Based Analogy)
Verbal Analogy (Word Based Analogy)
Divisibility Rules
Mathematics Problems on Divisibility
Calendar
Basics of Calendar (Year, Month, Week, Day System)
- Weightage & Pre-IntroductionDrm Video
- [Notes] Weightage & Pre-IntroductionPdf
- Basic Concepts & Short TricksDrm Video
- [Notes] Basic Concepts & Short TricksPdf
- Leap Year Concepts & TricksDrm Video
- [Notes] Leap Year Concepts & TricksPdf
- Short Trick for Breaking Year into PiecesDrm Video
- [Notes] Short Trick for Breaking Year into PiecesPdf
- Leap Year Calendar Repeats after 28 yearsDrm Video
- [Notes] Leap Year Calendar Repeats after 28 yearsPdf
Finding Day on a Given Date
- Short Trick Find Day on a Particular DateDrm Video
- [Notes] Short Trick Find Day on a Particular DatePdf
- Question Find Day on a Particular DateDrm Video
- [Notes] Question Find Day on a Particular DatePdf
- Short Trick Find Day on a Particular DateDrm Video
- [Notes] Short Trick Find Day on a Particular Date 2Pdf
- Short Trick Find Day on a Particular DateDrm Video
- [Notes] Short Trick Find Day on a Particular Date 3Pdf
- Formula Find Day on a Particular DateDrm Video
- [Notes] Formula Find Day on a Particular DatePdf
- Formula Find Day on a Particular DateDrm Video
- [Notes] Formula Find Day on a Particular Date 2Pdf
Date – Date Relationship (4 Categories Method)
- Category 1 & 2 Find Day on Particular DateDrm Video
- [Notes] Category 1 & 2 Find Day on Particular DatePdf
- Category 3 Find Day on a Particular DateDrm Video
- [Notes] Category 3 Find Day on a Particular DatePdf
- Category 4 Find Day on a Particular DateDrm Video
- [Notes] Category 4 Find Day on a Particular DatePdf
Month Replication and Same Calendar Problems
Formulas and High - Yield Questions
- Practice Questions & Short TricksDrm Video
- [Notes] Practice Questions & Short TricksPdf
- Practice Questions & Short TricksDrm Video
- [Notes] Practice Questions & Short Tricks 2Pdf
- Practice Questions & Short TricksDrm Video
- [Notes] Practice Questions & Short Tricks 3Pdf
- Important Practice Questions & Short TricksDrm Video
- [Notes] Important Practice Questions & Short TricksPdf
- Important Practice Questions & Short TricksDrm Video
- [Notes] Important Practice Questions & Short Tricks 2Pdf
- Important Practice Questions & Short TricksDrm Video
- [Notes] Important Practice Questions & Short Tricks 3Pdf
- Important Practice Questions & Short TricksDrm Video
- [Notes] Important Practice Questions & Short Tricks 4Pdf
- Quick Revision, Short Tricks & QuestionsDrm Video
- [Notes] Quick Revision, Short Tricks & QuestionsPdf
Time and Work
Basic Concepts of Work & Efficiency
Individual Work and Combined Work Problems
Alternate Days & Remaining Work Problems
Module lessons
Lessons
Previous-year questions
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Explore the course
Previous modulePaper - 1 | Unit - 4 | CommunicationNext modulePaper - 1 | Unit - 6 | Logical Reasoning
- Course Overview
- Paper - 1 | Unit - 1 | Teaching Aptitude
- Paper - 1 | Unit - 2 | Research Aptitude
- Paper - 1 | Unit - 3 | Comprehension
- Paper - 1 | Unit - 4 | Communication
- Paper - 1 | Unit - 6 | Logical Reasoning
- Paper - 1 | Unit - 7 | Data Interpretation
- Paper - 1 | Unit - 8 | Information and Communication Technology
- Paper - 1 | Unit - 9 | People Development and Environment
- Paper - 1 | Unit - 10 | Higher Education System
- Paper 2 | Unit 1 | Discrete Structures and Optimization
- Paper 2 | Unit 2 | Computer System Architecture
- Paper 2 | Unit 3 | Programming Languages and Computer Graphics
- Paper 2 | Unit 4 | Database Management Systems
- Paper 2 | Unit 5 | System Software and Operating System
- Paper 2 | Unit 6 | Software Engineering
- Paper 2 | Unit 7 | Data Structures and Algorithms
- Paper 2 | Unit 8 | Theory of Computation and Compilers
- Paper 2 | Unit 9 | Data Communication and Computer Networks
- Paper 2 | Unit 10 | Artificial Intelligence
- Live Classes
- Paper 1 | Full Mock Tests
- Paper 2 | Full Mock Tests
- Paper 1 | Previous Year Papers
- Paper 2 | Previous Year Papers