ISSB Analytical and Logical Reasoning Most Important Topics 2026
The top 3 ISSB Analytical and Logical Reasoning chapters (Quantitative Reasoning, Logical Problems and Critical Thinking) carry about 54 percent of the 40 Analytical and Logical Reasoning MCQs on the ISSB paper. All 12 chapters ISSB examines are ranked below, with the method stated in full under the table.
Estimated from the official ISSB syllabus weighting.
ISSB Analytical and Logical Reasoning chapter frequency table
All 12 Analytical and Logical Reasoning chapters on the ISSB syllabus, heaviest first. The subtopics under each chapter name are the ones it is most often examined on.
| # | Chapter | Est. MCQs | Share of Analytical and Logical Reasoning | Priority |
|---|---|---|---|---|
| 1 | Quantitative Reasoning | 8.3 | 20.7% | Critical |
| 2 | Logical Problems | 7.2 | 18.0% | Critical |
| 3 | Critical Thinking | 5.9 | 14.8% | Critical |
| 4 | Scientific Reasoning | 5.5 | 13.7% | Important |
| 5 | Cause and Effect | 4.1 | 10.3% | Important |
| 6 | Logical Deductions | 3.3 | 8.2% | Standard |
| 7 | Letter, Symbol and Number Series | 2.9 | 7.4% | Standard |
| 8 | Course of Action | 0.8 | 2.0% | Standard |
| 9 | Syllogisms | 0.7 | 1.6% | Standard |
| 10 | Coding and Decoding | 0.6 | 1.4% | Standard |
| 11 | Blood Relations | 0.4 | 0.9% | Standard |
| 12 | Seating Arrangements | 0.3 | 0.9% | Standard |
How this was worked out: No solved paper we hold examines Analytical and Logical Reasoning, so nothing here is counted from past papers. The 40 Analytical and Logical Reasoning MCQs on the ISSB paper are spread across the chapters in proportion to how much material each chapter carries in the syllabus. Use it as a study order, not as a prediction, and check the conducting body's own syllabus for the final word.
Top 10 most important Analytical and Logical Reasoning topics for ISSB 2026
Quantitative Reasoning
CriticalQuantitative Reasoning is 20.7 percent of the ISSB Analytical and Logical Reasoning paper and works out at roughly 8.3 MCQs on the paper.
Logical Problems
CriticalLogical Problems is 18.0 percent of the ISSB Analytical and Logical Reasoning paper and works out at roughly 7.2 MCQs on the paper.
Critical Thinking
CriticalCritical Thinking is 14.8 percent of the ISSB Analytical and Logical Reasoning paper and works out at roughly 5.9 MCQs on the paper.
Scientific Reasoning
ImportantScientific Reasoning is 13.7 percent of the ISSB Analytical and Logical Reasoning paper and works out at roughly 5.5 MCQs on the paper.
Cause and Effect
ImportantCause and Effect is 10.3 percent of the ISSB Analytical and Logical Reasoning paper and works out at roughly 4.1 MCQs on the paper.
Logical Deductions
StandardLogical Deductions is 8.2 percent of the ISSB Analytical and Logical Reasoning paper and works out at roughly 3.3 MCQs on the paper.
Letter, Symbol and Number Series
StandardLetter, Symbol and Number Series is 7.4 percent of the ISSB Analytical and Logical Reasoning paper and works out at roughly 2.9 MCQs on the paper.
Course of Action
StandardCourse of Action is 2.0 percent of the ISSB Analytical and Logical Reasoning paper and works out at roughly 0.8 MCQs on the paper.
Syllogisms
StandardSyllogisms is 1.6 percent of the ISSB Analytical and Logical Reasoning paper and works out at roughly 0.7 MCQs on the paper.
Coding and Decoding
StandardCoding and Decoding is 1.4 percent of the ISSB Analytical and Logical Reasoning paper and works out at roughly 0.6 MCQs on the paper.
Every Analytical and Logical Reasoning chapter on the ISSB syllabus
2,435 free Analytical and Logical Reasoning MCQs across 12 chapters, every answer explained.
ISSB Analytical and Logical Reasoning most important topics: frequently asked questions
What are the most important Analytical and Logical Reasoning topics for ISSB 2026?
The highest-value ISSB Analytical and Logical Reasoning chapters are Quantitative Reasoning (about 8.3 MCQs), Logical Problems (about 7.2 MCQs), Critical Thinking (about 5.9 MCQs), Scientific Reasoning (about 5.5 MCQs) and Cause and Effect (about 4.1 MCQs). Together they account for 78 percent of the 40 Analytical and Logical Reasoning MCQs on the ISSB paper. The ranking is derived rather than counted from ISSB papers; the method is stated in full on this page.
How many Analytical and Logical Reasoning MCQs are on the ISSB paper?
Analytical and Logical Reasoning is worth 40 MCQs on the ISSB paper as set by Inter Services Selection Board, spread across 12 chapters. This page ranks all 12 of them by how many of those MCQs each chapter is worth.
Are these ISSB Analytical and Logical Reasoning numbers counted from past papers?
No. No solved paper on TestUstad examines Analytical and Logical Reasoning, so nothing here is a count. The 40 Analytical and Logical Reasoning MCQs on the ISSB paper are spread across the chapters in proportion to how much material each chapter carries in the syllabus. Treat it as a sensible study order and confirm against Inter Services Selection Board's own syllabus.
Should I skip the low-priority Analytical and Logical Reasoning chapters for ISSB?
No. Every chapter in this table appears on the ISSB paper, and ISSB is decided by a handful of marks. A chapter marked Standard still costs you the marks you drop on it. Use this ranking to decide the order you study in and how long you spend on each chapter, not to cut chapters out.
Where can I practise these ISSB Analytical and Logical Reasoning chapters?
Every chapter on this page links to its own free Analytical and Logical Reasoning MCQs on TestUstad, 2,435 questions across the 12 chapters ISSB examines. Practice is free and unlimited with no account, and every question carries a written explanation of why the correct option is correct.