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     EduGorilla 
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    Rosy and Mary play a game. They roll a dice each simultaneously. If both faces bear the same number, it is called a doublet. In three rolls of the pair of dice, what is the probability of getting a doublet at least once?

    Options :-

    1. 21/216
    2. 91/136
    3. 22/197
    4. 91/216
    5. 1/2
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