UPSC Prelims 2011 · CSAT

Question 38: Basic Numeracy

Consider the following figure and answer the item that follows : A square is divided into four rectangles as shown above. The lengths of the sides of rectangles are natural numbers. The areas of two rectangles are indicated in the figure. What is the length of each side of the square ?

a square divided into four rectangles by one vertical and one horizontal line; the small top-left rectangle is marked 15 and the large bottom-right rectangle is marked 48, the other two are unmarked

a10

b11

c15

dCannot be determined as the given data are insufficient

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.