2. Questions Bank
  3. 6th Class
  4. Mathematics
  5. Knowing our Numbers

6th Class Mathematics Knowing our Numbers Question Bank Number system and its Operations

  • question_answer
    How many two-digit prime numbers are there, which on reversing their digits remain prime still?

    A) 3

    B) 7

    C) 11

    D) 9

    E) None of these

    Correct Answer: D

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