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What is the ratio of the perimeter of the shaded region to the circumference of the circle? [Figure: a circle of centre-marked radius, with one quarter (a 90-degree sector, bounded by two radii and one quarter-arc) shaded, labelled C]
This question appeared in the WBPSC Prelims 2018 examination (GS). It is Question 174 out of 198 questions in this paper.
This question was part of the WBPSC Prelims 2018 (GS). The WBPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all WBPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.