Out of 10 teachers of a school on teacher retires and…

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Out of 10 teachers of a school, on teacher retires and in place of him a new teacher 25 years old joins. As a result of it average age of the teachers reduces by 3 years. Age of the retired teacher ( in years) is :

  1. A. 55
  2. B. 60
  3. C. 58
  4. D. 56

Answer: Option A

Here is complete explanation of Out of 10 teachers of a school on teacher retires and….

Solution(By ExamCraze Team)

Total number of teachers = 10
Age of new teacher = 25 years
Age of the retire teacher
= (25 + 3 × 10) years
= 55 years

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