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121No Face Cards in Three-Card HandThree cards are drawn without replacement from a standard 52-card deck. What is the probability that none of the three cards is a face card (jack, queen, or king)?概率简单数值题未尝试免费122Exactly One Ace in a Poker HandA 5-card poker hand is dealt from a standard 52-card deck. What is the probability that the hand contains exactly one ace?概率中等数值题未尝试免费123Three-of-a-Kind in PokerA 5-card poker hand is dealt from a standard 52-card deck. What is the probability of getting exactly three-of-a-kind (three cards of one rank and two cards of two other distinct ranks, excluding a full house)?概率中等数值题未尝试免费124Two-Pair in PokerA 5-card poker hand is dealt from a standard 52-card deck. What is the probability of getting two-pair (exactly two different pairs plus one card of a third rank)?概率困难数值题未尝试面试订阅125All Four Suits in a Seven-Card HandSeven cards are drawn without replacement from a standard 52-card deck. What is the probability that all four suits are represented among the seven cards?概率困难derivation未尝试面试订阅