Algebra and Equations
41 UPSC CSE (Prelims) Basic Numeracy previous year questions (PYQs) from 10 papers, 2017 to 2026, with answers and worked solutions.
About this chapter
- Difficulty: 7 easy · 26 moderate · 8 hard.
- Most-asked subtopics: Linear and Quadratic Equations (20), Inequalities and Maxima-Minima (12), Progressions and Series (8).
- Updated 29 August 2026.
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#1ModerateLinear and Quadratic Equations
#2ModerateLinear and Quadratic Equations
#3HardInequalities and Maxima-Minima
#4EasyInequalities and Maxima-Minima
#5ModerateLinear and Quadratic Equations
#6EasyProgressions and Series
#7HardInequalities and Maxima-Minima
#8ModerateInequalities and Maxima-Minima
#9ModerateInequalities and Maxima-Minima
#10EasyInequalities and Maxima-Minima
#11ModerateLinear and Quadratic Equations
#12EasyLinear and Quadratic Equations
#13HardLinear and Quadratic Equations
#14ModerateProgressions and Series
#15ModerateProgressions and Series
#16EasyLinear and Quadratic Equations
#17HardLinear and Quadratic Equations
#18EasyLinear and Quadratic Equations
#19ModerateLinear and Quadratic Equations
#20ModerateProgressions and Series
#21ModerateLinear and Quadratic Equations
#22ModerateInequalities and Maxima-Minima
#23ModerateLinear and Quadratic Equations
#24ModerateProgressions and Series
#25HardProgressions and Series
#26ModerateLinear and Quadratic Equations
#27ModerateLinear and Quadratic Equations
#28ModerateLinear and Quadratic Equations
#29ModerateProgressions and Series
#30EasyLinear and Quadratic Equations
#31HardLinear and Quadratic Equations
#32ModerateProgressions and Series
#33ModerateLinear and Quadratic Equations
#34ModerateLinear and Quadratic Equations
#35ModerateLinear and Quadratic Equations
#36ModerateInequalities and Maxima-Minima
#37HardEquations in Natural Numbers
#38ModerateInequalities and Maxima-Minima
#39ModerateInequalities and Maxima-Minima
#40HardInequalities and Maxima-Minima
#41ModerateInequalities and Maxima-Minima