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4th Class Mathematics Factors and Multiples Question Bank Factors and Multiples

  • question_answer
    Which of these is an example for twin primes?

    A)  11, 15            

    B)    17, 23

    C)    3, 7                

    D)    11, 13

    Correct Answer: D

    Solution :

    11 and 13 are prime numbers that differ by 2. So, they are twin primes.


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