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

  • question_answer
    Total number of distinct primes in the prime factorization of number 27300.

    A) 5

    B) 7

    C) 13

    D) 21

    Correct Answer: A

    Solution :

    2 27300
    2 13650
    3 6825
    5 2275
    5 455
    7 91
    13
    \[\therefore \,\,27300=2\times 2\times 3\times 5\times 5\times 7\times 13\] Total number of distinct primes are 5 which are 2, 3, 5, 7 and 13.


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