Kowsalya Anbu posted an Question
August 12, 2021 • 14:00 pm 30 points
  • CSIR NET
  • Life Sciences

Xnple 18 : 10 years ago the average age of all the 25 teachers of the girls college was 45 years. 4 years ag0 principal has retired from her post at the age of

Xnple 18 : 10 years ago the average age of all the 25 teachers of the Girls college was 45 years. 4 years ag0 prinCipal has retired from her post at the age of 60 year. So after one year a new principal whose age was s4 ycars recruited from outside. The present average age of all the teachers is, if principal is also considered as teacher 18 (A) 54s years 17 (B) 55 years (C) 49 years (D) None of these

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