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Out of 10 teachers of a school, one 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 -
Answer & Solution
Correct Answer:
Option
A
Age of retired teacher
= 25 + (10 × 3)
= 25 + 30
= 55 years
= 25 + (10 × 3)
= 25 + 30
= 55 years
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