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      Question

      Three Marbles and three balls are kept in a box. If two

      items are chosen at random, Find the probability that one is marble and another one is ball?
      A 3/5 Correct Answer Incorrect Answer
      B 1/5 Correct Answer Incorrect Answer
      C 2/5 Correct Answer Incorrect Answer
      D 3/7 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Total probability = 6C2 = 15 Probability that one is marble and another one is ball = 3C1 × 3C1 = 9 probability = 9/15 = 3/5

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