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9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-6

  • question_answer
    The difference of a number consisting of two digits and the number formed by interchanging the digit is always divisible by:

    A)  5                                

    B)  7

    C)  9        

    D)  11

    E)  None of these

    Correct Answer: C

    Solution :

     Not Available               


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