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     EduGorilla 
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    The average age of 20 boys in a class is 14. If the teacher is included in the group and one boy is excluded from the group, the average increases by 0.5.  What is the difference between the age of the teacher and the excluded boy?

    Options :-

    1. 41
    2. 45
    3. 32
    4. 20
    5. None of these
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