2011 CSAT, all questions
UPSC Prelims 2011 · CSAT
Question 24: Logical Reasoning and Mental Ability
Consider the following figures : What is the missing number ?

a7
b8
c9
d10
UPSC published no Prelims answer keys before 2012.
Source: UPSC, Civil Services (Preliminary) Examination 2011, General Studies Paper II (CSAT), Series A. The paper on upsc.gov.in.