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  5. Factors and Multiples

5th Class Mathematics Factors and Multiples Question Bank Factors and Multiples

  • question_answer
    Which one of the following sets contains all the prime numbers between 1 to 20?

    A)  {1, 2, 3, 5, 7, 9, 11, 17, 19}

    B)  {2, 3, 5, 7, 11, 13, 17, 19}

    C)  {2, 5, 7, 9, 11, 13, 17, 19}

    D)  {3, 5, 7, 9, 11, 13, 17, 19}

    E)  None of these

    Correct Answer: B

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