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9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-18

  • question_answer
    A bag contains 12 balls out of which x are red. If three more red balls are put in the bag, then probability of drawing a red ball becomes twice. Find the value of x.

    A)  2        

    B)  4

    C)  6                                

    D)  5

    E)  None of these

    Correct Answer: A

    Solution :

     Not Available               


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