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    Question

    ‘A’ and ‘B’ are two friends who play a game of

    tossing a coin. Coin is tossed 3 times. ‘A’ wins if all the tosses give same result, otherwise ‘B’ wins the game. Find the probability of ‘A’ winning the game.
    A 1/8 Correct Answer Incorrect Answer
    B 1/4 Correct Answer Incorrect Answer
    C 1/2 Correct Answer Incorrect Answer
    D 3/4 Correct Answer Incorrect Answer

    Solution

    Total number of outcomes = 2 3 = 8
    Number of favourable outcomes are (HHH) and (TTT) = 2
    Probability that ‘A’ wins = 2/8 = 1/4

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