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5th Class Mathematics Arithmetic Question Bank Arithmetic

  • question_answer
    The average age of \[6\] students is \[11\] years. If two more students of ages \[14\] years and \[16\] years join, what will their average age be?

    A) \[13\,\,years\]                

    B) \[12\,\,years\]    

    C)        \[12\frac{1}{2}years\]    

    D)        \[11\frac{1}{2}years\]

    Correct Answer: B

    Solution :

    Average\[=\frac{66+14+16}{8}\]years \[=12\]years


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