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A band of leader randomly selects 2 students out of 100 band members. if you and your brother both band members. what is the probablity that you are both selected

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  1. 15 May, 13:14
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    Prob (you are first chosen then your brother) = 1 / 100 * 1/99 = 1/9900

    Prob (brother chosen firsy then you) = 1 / 9900

    Answer is 1/9900 + 1/9900 = 2/9900 Answer
  2. 15 May, 13:19
    0
    The possibility you are cosen if that you’re related
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