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      Question

      A bag contains 9 black and 10 white balls. One ball is

      drawn at random. What is the probability that the ball drawn is white?
      A 11/19 Correct Answer Incorrect Answer
      B 10/17 Correct Answer Incorrect Answer
      C 12/19 Correct Answer Incorrect Answer
      D 10/19 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Let number of balls = (9 + 10) = 19 Number of white balls = 10 P (drawing a white ball) = 10/19 

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