Syllogisms and Logical Deduction
21 UPSC CSE (Prelims) Logical Reasoning and Analytical Ability previous year questions (PYQs) from 8 papers, 2017 to 2026, with answers and worked solutions.
About this chapter
- Difficulty: 1 easy · 16 moderate · 4 hard.
- Most-asked subtopics: Statements and Conclusions (13), Categorical Syllogisms (8).
- Updated 29 August 2026.
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#1HardStatements and Conclusions
#2EasyCategorical Syllogisms
#3ModerateStatements and Conclusions
#4ModerateCategorical Syllogisms
#5ModerateStatements and Conclusions
#6ModerateCategorical Syllogisms
- Set · 2 questionsNo supporters of ‘party X’, who knew Z and supported his campaign strategy, agreed for the alliance with ‘party Y’; but some of them had friends in ‘party Y’.
#7HardStatements and Conclusions
#8HardStatements and Conclusions
#9ModerateStatements and Conclusions
#10ModerateStatements and Conclusions
#11ModerateCategorical Syllogisms
#12ModerateCategorical Syllogisms
#13ModerateStatements and Conclusions
#14ModerateStatements and Conclusions
#15ModerateStatements and Conclusions
#16ModerateStatements and Conclusions
#17ModerateCategorical Syllogisms
#18ModerateCategorical Syllogisms
#19ModerateCategorical Syllogisms
#20HardStatements and Conclusions
#21ModerateStatements and Conclusions