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Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics
Chapter : Average

Question :

4 years ago ,the average age of a family of 6member  was 20 years.A baby having been born,the average age of  the  family is same today.The present age of the baby

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Total 0 Answer(s) 0 Comments 90 views January 07, 2019 at 07:09 pm

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