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When drawing 3 cards from a 52 card deck, what's the probability that at least 2 are hearts?​

 Mar 10, 2020
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P(two  are hearts)  =  C(3,2)(13/52)(12/51)(39/50) =  117/850

P(3 are hearts)  = (13/52)(12/51)(11/50)  = 11/850

 

So....the total probability  =  [ 117 + 11] / 850 =  128/850  = 64/425

 

 

cool cool cool

 Mar 10, 2020

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