6th Class Mathematics Factors and Multiples Question Bank Factors & Multiples

  • question_answer a, b and c are natural numbers such that a, b are co-primes and b, c are twin primes. Now consider the following statements.
    I. a must be a prime
    II. a, c must be co-prime.
    Which of the above statement(s) is /are true?

    A)  Only I

    B)  Only II        

    C)  Both I and II

    D)  Neither I nor II

    Correct Answer: D

    Solution :

    Neither I nor II


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