Arithmetic Operations and Ratios
61 UPSC CSE (Prelims) Basic Numeracy previous year questions (PYQs) from 9 papers, 2017 to 2026, with answers and worked solutions.
About this chapter
- Difficulty: 12 easy · 47 moderate · 2 hard.
- Most-asked subtopics: Percentage (24), Average (13), Ratio and Proportion (11).
- Updated 29 August 2026.
Try each question before you open its answer. Sign in, and the ones you get wrong come back in Fix your mistakes until you get them right.
#1ModerateAverage
#2ModerateRatio and Proportion
#3ModeratePercentage
#4ModerateRatio and Proportion
#5ModeratePartnership and Mixtures
#6ModeratePartnership and Mixtures
#7ModeratePartnership and Mixtures
#8ModerateProbability
#9EasyPercentage
#10EasyRatio and Proportion
#11ModeratePercentage
#12ModerateRatio and Proportion
#13ModerateAverage
#14EasyPercentage
#15HardRatio and Proportion
#16ModerateRatio and Proportion
#17EasyPercentage
#18ModeratePercentage
#19EasyAverage
#20ModeratePercentage
#21ModeratePercentage
#22ModerateAverage
#23ModeratePartnership and Mixtures
#24ModerateMeasures of Central Tendency and Skewness
#25ModerateAverage
#26ModerateRatio and Proportion
#27ModeratePercentage
#28EasyPercentage
#29EasyPercentage
#30ModeratePercentage
#31EasyAverage
#32ModerateAverage
#33ModeratePartnership and Mixtures
#34ModeratePartnership and Mixtures
#35ModeratePercentage
#36ModeratePercentage
#37ModeratePercentage
#38EasyUnit Conversion
#39ModerateRatio and Proportion
#40ModeratePercentage
#41ModerateAverage
#42ModerateAverage
#43HardPercentage
#44ModerateRatio and Proportion
#45EasyAverage
#46ModeratePartnership and Mixtures
#47ModerateAverage
#48ModeratePercentage
#49ModerateRatio and Proportion
#50ModerateUnit Conversion
Showing the first 50 of 61.
See all 61 questions