Multiple Choice Questions on The average age of 19 students is 19 If the age of teacher is included the average become 20 Find th........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

The average age of 19 students is 19 If the age of teacher is included the average become 20 Find th...........

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    The average age of 19 students is 19. If the age of teacher is included the average become 20.Find the age of teacher?

    35

    Incorrect Answer

    37

    Incorrect Answer

    39

    Correct Answer

    42

    Incorrect Answer
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    Explanation:

    Solution: 
    19+20= 39

    By: Pranav Gupta
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