Age puzzle

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The average age of 10 members of a committee is the same 
as it was 4 years ago, because an old member has been 
replaced by a young member. Find how much younger is 
the new member ?

Comments

  1. Unknown30 September 2014 at 02:42

    4

    ReplyDelete
  2. Unknown30 September 2014 at 02:43

    Age of each member is 40 and new member is 4

    ReplyDelete
    Replies
    1. Vikram Jain30 September 2014 at 04:55

      Its wrong answer. We have to find how much younger is new person with older one , not the exact age.

      Delete
  3. Unknown30 September 2014 at 09:34

    Answer : The age difference is 40 yrs
    Explanation :
    Present :A/10 + B/10 + ... F/10 = Z
    4 yrs Later : A/10 + B/10 + ... F/10 + 4 = ZZ
    (A-40)/10 + B/10 + ... F/10 + 4 = Z

    ReplyDelete

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