a)How many cards must be selected from a standard deck of 52 cards to guarantee that at least three cards of the same suit are chosen?b)How many must be selected to guarantee that at least three hearts are selected?
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用how many提问Sandy has got 2 birthday cards.
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a)How many cards must be selected from a standard deck of 52 cards to guarantee that at least three cards of the same suit are chosen?b)How many must be selected to guarantee that at least three hearts are selected?
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