Multiple Choice Questions on 8 coins are tossed simultaneously The probability of getting at least 6 heads is ........ for NDA Exam Preparation

Probability

Mathematics (NDA)

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    8 coins are tossed simultaneously. The probability of getting at least 6 heads is

    7/64

    Incorrect Answer

    57/64

    Incorrect Answer

    37/256

    Correct Answer

    229/256

    Incorrect Answer
    Explanation:

    Required probability
    =(8C6+8C7+8C8)(1/2)8

    =(28+8+1)×1/256

    =37/256


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