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The mean of a set of 10 observations is 15. If the mean of the first 4 observations is 12, then what is the mean of the remaining 6 observations?
Correct Answer: (d)
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This question appeared in the APSC Prelims 2025 examination (GS-II). It is Question 60 out of 180 questions in this paper.
This question was part of the APSC Prelims 2025 (GS-II). The APSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all APSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.