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the average of 30 students of a class is 30 years
Question:
The average of 30 students of a class is 30 years. When the average age of class teacher is also included, the by 1 year. The age of the class teacher is.
KMAT KERALA - 2021
KMAT KERALA
Updated On:
Oct 16, 2024
31 years
60 years
61 years
None of these
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The Correct Option is
C
Solution and Explanation
The correct option is (C):61 years
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