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     EduGorilla 
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    The average age of 10 students is 12 years. If the age of one of their teachers is added to the age of the students, the average age increases by 1. If the age of another teacher, of the same age as of the first teacher, is included, what will be the combined average age (in years) of the 10 students and 2 teachers?

    Options :-

    1. 11
    2. 12.93
    3. 13
    4. 13.83
    5. 14
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