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10th Class Mathematics Real Numbers Question Bank MCQs - Real Numbers

  • question_answer
                        If \[a={{2}^{3}}\times 3,\]\[b=2\times 3\times 5,\]\[c={{3}^{n}}\times 5\]and LCM \[(a,b,c)={{2}^{3}}\times {{3}^{2}}\times 5,\]then n=

    A) 1

    B) 2

    C) 3

    D) 4

    Correct Answer: B

    Solution :

    Sol.      [b] Value of \[n=2\]


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