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    Question

    In a game, there are 12 cards, 5 of which are red and

    the rest are blue. If 2 cards are drawn at random, the question is to determine the probability that a red card will be drawn.
    A 28/33 Correct Answer Incorrect Answer
    B 29/33 Correct Answer Incorrect Answer
    C 13/33 Correct Answer Incorrect Answer
    D 14/33 Correct Answer Incorrect Answer
    E none of these Correct Answer Incorrect Answer

    Solution

    ATQ, The probability that a red card will be drawn, one of the cards must be blue card Probability of at least one card being of blue card = 1 – probability of both cards being of red. Required probability = 1 – (5C2/12C2) = 1 – (5/33) = 28/33

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