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Questions  >>  Olympiad-Math  >>  Class 6  >>  Math  >>  Percentages
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Q)

The average age of a class of 30 students is 13 years. When the age of the teacher is also included. The average will be increased by 1 year. What is the age of the teacher?


( A ) 27
( B ) 52
( C ) 44
( D ) 39

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