2011 CSAT, all questions
UPSC Prelims 2011 · CSAT
Question 39: Basic Numeracy
A person has only ₹ 1 and ₹ 2 coins with her. If the total number of coins that she has is 50 and the amount of money with her is ₹ 75, then the number of ₹ 1 and ₹ 2 coins are, respectively
a15 and 35
b35 and 15
c30 and 20
d25 and 25
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.