2011 CSAT, all questions

UPSC Prelims 2011 · CSAT

Question 26: Basic Numeracy

Consider the following figure and answer the item that follows : What is the total number of triangles in the above grid ?

a large triangle divided by sets of lines parallel to its sides into a grid of smaller triangles
a27
b26
c23
d22

UPSC published no Prelims answer keys before 2012.

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Source: UPSC, Civil Services (Preliminary) Examination 2011, General Studies Paper II (CSAT), Series A. The paper on upsc.gov.in.