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9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-14

  • question_answer
    A bag contains 5 red balls and some blue balls. If the probability of drawing a blue ball is double that of a red ball, find the number of blue balls in the bag.

    A)  15                               

    B)  12

    C)  10       

    D)  8

    E)  None of these

    Correct Answer: C

    Solution :

     Not Available               


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