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