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  • 5 years ago

there are 6 chemical elements called NOBLE GASES.suppose you write the names of all 112 elements on cards and select a card without looking .what is the probability of not picking a NOBLE GAS

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  1. anonymous
    • 5 years ago
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    Probability of occurence=P(E) P(E)=6/112=3/56 Probability of non occurence=1-P(E) =1-3/56 =(56-3)/56 =53/56=0.95

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