A

Admin • 828.70K Points
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Q. 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 :

  • (A) 55
  • (B) 60
  • (C) 58
  • (D) 56
  • Correct Answer - Option(A)
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Explanation by: Admin
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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