Master10 LR Hub

Logical Reasoning (LR) Hub

Master10 Logical Reasoning Hub is an authoritative aptitude and analytical reasoning resource designed to help students master cognitive deduction, pattern recognition, and spatial logic across 28 curriculum-mapped categories. Spanning four foundational clusters—Verbal Reasoning, Puzzles & Arrangement, Critical & Analytical Reasoning, and Non-Verbal & Visual Reasoning—it provides a structured foundation for national and state-level competitive examinations.

The LR curriculum is explicitly mapped against the General Intelligence & Reasoning syllabi of major examinations, including SSC CGL/CHSL/MTS, Banking (IBPS, SBI PO & Clerk, RRB Scale I), Railways (RRB NTPC, Group D, ALP), Defence (AFCAT, CDS, SSB OIR), State PSC General Studies Paper II (CSAT), and national management/law talent assessments. Each category features defined cognitive boundaries to separate pure reasoning from quantitative arithmetic.

While the comprehensive question bank is currently undergoing multi-tiered factual and adversarial authoring, students can explore the authoritative taxonomy, review core cognitive skills, and familiarize themselves with future visual and multi-question assessment models. Once verified, interactive practice drills and timed mock tests will be unlocked category by category.

Showing 28 of 28 Reasoning Categories14,000 Validated Questions Available
Verbal Reasoning500 MCQs Available

Analogy & Semantic Similarity

Word pairs, symbolic analogies, and relational mappings based on functional, semantic, or quantitative correspondence.

Semantic Word PairsAlphanumeric AnalogySymbolic Correspondence
Topics (4)
Verbal Reasoning500 MCQs Available

Classification & Odd One Out

Identifying the anomalous or distinct element from a set of words, alphanumeric strings, or number pairs.

Word ClassificationNumber-Pair PropertiesLetter-Group Symmetry
Topics (4)
Verbal Reasoning500 MCQs Available

Series Completion

Sequential progressions governed by mathematical rules, alphabetical position steps, or repeating continuous patterns.

Arithmetic & Geometric DifferenceAlphabetical Step ShiftingMixed Alphanumeric Series
Topics (4)
Verbal Reasoning500 MCQs Available

Coding-Decoding

Letter-to-letter shifts, numerical substitution, fictitious language (Chinese coding), and modern conditional matrix rules.

Letter Displacement ShiftsDirect Substitution CiphersFictitious Message Deciphering
Topics (4)
Verbal Reasoning500 MCQs Available

Blood Relations

Deciphering multi-generational family trees, conversation-based pointing statements, and symbolic coded relations.

Conversational Pointing RelationsCoded Symbolic RelationsMulti-Generational Family Trees
Topics (4)
Verbal Reasoning500 MCQs Available

Direction & Distance Sense

Cardinal and ordinal navigation, angular turn sequences, shadow orientation at sunrise/sunset, and shortest path calculations.

Cardinal & Ordinal NavigationAngular Rotations (45°, 90°, 180°)Shadow Alignment & Time of Day
Topics (4)
Verbal Reasoning500 MCQs Available

Order & Ranking

Linear position formulas, rank interchanging between two entities, overlapping intervals, and comparative attribute sequences.

Linear Positional FormulasRank InterchangingOverlapping Intervals
Topics (4)
Verbal Reasoning500 MCQs Available

Logical Sequence & Word Formation

Arranging terms in natural, causal, or chronological order, dictionary sorting, and parent-string word formation.

Meaningful/Process OrderingDictionary/Lexical SortingWord Formation from Parent Strings
Topics (4)
Verbal Reasoning500 MCQs Available

Coded & Direct Inequalities

Evaluating statements containing mathematical comparison symbols and coded operator substitutions to verify conclusions.

Direct Linear InequalitiesOperator Precedence DeductionEither-Or Complementary Pairs
Topics (4)
Verbal Reasoning500 MCQs Available

Mathematical Operations & Symbol Logic

Interchanging arithmetic signs and numbers, applying BODMAS/PEMDAS order of operations, and balancing equations.

Sign & Number InterchangeBODMAS Operational PrecedenceEquation Balancing
Topics (4)
Puzzles & Arrangement500 MCQs Available

Seating Arrangement

Linear rows, parallel facing rows, circular tables (facing in/out/both), and polygonal arrangements with multi-variable attributes.

Linear Single & Parallel RowsCircular Arrangement (Inward/Outward)Polygonal/Square Tables
Topics (4)
Puzzles & Arrangement500 MCQs Available

Logic & Floor Puzzles

Multi-story floor and flat configurations, day/month/year scheduling, tabular attribute matching, and vertical box stacks.

Multi-Floor & Flat PuzzlesScheduling (Days/Months/Years)Vertical Box Stacks
Topics (4)
Puzzles & Arrangement500 MCQs Available

Input-Output Machine Logic

Algorithmic step-by-step word and number rearrangement, shifting operations, and mechanical transformation logic.

Word-Number Alternating SortShifting & Replacement LogicArithmetic Machine Transformations
Topics (4)
Puzzles & Arrangement500 MCQs Available

Matrix & Shape Number Puzzles

Discovering missing numbers within 3×3 grids, circles, spoke wheels, or intersecting geometric shapes.

3×3 Grid Invariant RulesCircular & Spoke-Wheel PatternsIntersecting Shape Logic
Topics (4)
Puzzles & Arrangement500 MCQs Available

Clock & Calendar Logic

Angular hand separation, slow/fast clocks, finding the day of an arbitrary date, leap year odd days, and repeating calendars.

Hand Angles & Coincidence PointsClock Faults (Gain / Loss of Time)Day of Any Historical Date (Odd Days)
Topics (4)
Critical & Analytical500 MCQs Available

Syllogism & Deductive Logic

Categorical propositions, universal/particular assertions, "Only a Few" cases, possibility conditions, and reverse syllogisms.

Standard Categorical Deductions"Only a Few" & "Only" PropositionsPossibility Conclusions
Topics (4)
Critical & Analytical500 MCQs Available

Venn Diagrams & Set Relations

Class relationship representation using closed geometric shapes, and quantitative calculations from overlapping regions.

Semantic 3-Class RepresentationIntersecting Shape Quantitative CountsUniversal vs Particular Set Subsets
Topics (4)
Critical & Analytical500 MCQs Available

Statement & Assumptions

Identifying unstated presuppositions taken for granted when crafting an assertion, public policy, or notice.

Implicit Premise IdentificationNotice & Policy AssumptionsDistinguishing Assumptions from Conclusions
Topics (4)
Critical & Analytical500 MCQs Available

Statement & Conclusions

Determining deductions that flow inevitably and directly from provided factual statements without external extrapolation.

Strict Textual DerivationTesting Conclusion CertaintyIdentifying Over-Generalizations
Topics (4)
Critical & Analytical500 MCQs Available

Evaluative & Critical Reasoning

Evaluating argument strength (strong vs weak), administrative courses of action, cause-effect links, and assertion-reason validation.

Strong vs Weak Argument CriteriaCourse of Action Feasibility & ProportionalityCause & Effect Causal Attribution
Topics (4)
Critical & Analytical500 MCQs Available

Data Sufficiency

Evaluating whether single or combined statement conditions provide sufficient information to reach a definitive logical conclusion.

2-Statement Condition Isolation3-Statement Banking ScenariosDirection & Ranking Sufficiency
Topics (4)
Non-Verbal & Visual500 MCQs Available

Figure Series & Progression

Visual step rotations, element additions/deletions, spatial shifts, and cyclic geometrical pattern progressions.

Angular Rotations (45°, 90°, 135°)Element Addition/Subtraction CyclesShading & Texture Inversion
Topics (4)
Non-Verbal & Visual500 MCQs Available

Figure Analogy & Classification

Shape pair transformations ($A : B :: C : ?$) and identifying the outlier non-verbal figure from a candidate set.

Geometric Transform RulesSide Count & Angle RelationsInversion & Symmetry Mismatches
Topics (4)
Non-Verbal & Visual500 MCQs Available

Pattern Completion & Reconstruction

Identifying the missing quadrant in a 2×2 decorative pattern or reconstructing a complete figure from disassembled pieces.

Quadrant Symmetry CompletionCurved & Straight Line AlignmentGeometric Dissection Reconstruction
Topics (4)
Non-Verbal & Visual500 MCQs Available

Mirror & Water Reflections

Lateral inversion across a vertical mirror line, and vertical inversion across a horizontal water plane for figures and text.

Vertical Mirror Axis ReflectionHorizontal Water Plane ReflectionAlphanumeric Character Inversion
Topics (4)
Non-Verbal & Visual500 MCQs Available

Paper Folding & Cutting

Transparent sheet folding, and tracing multi-stage paper fold and punch hole patterns upon full unfolding.

Transparent Sheet OverlapCrease Axis ReflectionsMulti-Stage Fold Sequences
Topics (4)
Non-Verbal & Visual500 MCQs Available

Embedded Figures & Geometric Counting

Detecting hidden sub-figures inside complex line networks, and systematic counting of triangles, squares, and straight lines.

Hidden Sub-Figure IdentificationCombinatorial Triangle CountingSquare & Rectangle Counting Formulas
Topics (4)
Non-Verbal & Visual500 MCQs Available

Cubes, Dice & Box Folding

Deducing opposite and adjacent faces from multiple views of dice, folding 2D nets into 3D boxes, and painted cube cuts.

Standard vs Ordinary Dice RulesOpposite Face Adjacency Theorems2D Net Folding into 3D Cubes
Topics (4)

Frequently Asked Questions

Everything you need to know about the Master10 Logical Reasoning curriculum, question authoring standards, and upcoming practice modes.

Master10 Logical Reasoning Hub is an authoritative aptitude and cognitive reasoning resource engineered for national and state competitive examinations. It is organized into 4 primary curriculum clusters: Verbal Reasoning, Puzzles & Arrangement, Critical & Analytical Reasoning, and Non-Verbal & Visual Reasoning, comprising 28 systematically defined categories with zero syllabus overlap.