Ritu Jangid posted an Question
January 01, 2021 • 00:21 am 30 points
  • CSIR NET
  • Life Sciences

Example 17 : please explain this question solution which is given in the book.

Example 17 : The average age of Priyambada's family consisting of 5 members 3 years ago was 35 years. Onme year ago a new baby was born in this family. Three years hence the average age of the family will be (A) 36 years (B) 34 years 4 (C) 35 years (D) None of these

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  • Nidula m best-answer

    Three years ago total age.= 5 members *35= 175 Three years later or now, total age =175+5(3+3) =175+30= 205 years Current age of child= 1+3=4 years total age of 6 members= 205+4 = 209 Average age of 6 members..= 209/6 = 34.5/6

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