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In a set of numbers, if the current mean is 9, which combination of numbers will keep the mean unchanged?a)Adding 7 and 11b)Adding 6 and 11c)Adding 5 and 12d)Adding 8 and 9Correct answer is option 'A'. Can you explain this answer? for Class 8 2026 is part of Class 8 preparation. The Question and answers have been prepared according to the Class 8 exam syllabus. Information about In a set of numbers, if the current mean is 9, which combination of numbers will keep the mean unchanged?a)Adding 7 and 11b)Adding 6 and 11c)Adding 5 and 12d)Adding 8 and 9Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for Class 8 2026 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for In a set of numbers, if the current mean is 9, which combination of numbers will keep the mean unchanged?a)Adding 7 and 11b)Adding 6 and 11c)Adding 5 and 12d)Adding 8 and 9Correct answer is option 'A'. Can you explain this answer?.

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