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7th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-20

  • question_answer
    If \[{{2}^{x}}={{3}^{y}}=\frac{1}{{{6}^{z}}},\] then solve \[\frac{1}{x}+\frac{1}{y}+\frac{1}{z}.\]

    A)  1                                

    B)  0

    C)  2                                

    D)  3

    E)  None of these

    Correct Answer: B

    Solution :

     Not Available


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