. Consider 5-card hands from a standard 52-card deck of cards (and consider hands as sets, so that the same cards in different orders are the same hand). In your answers to following questions you may use binomial coefficients and/or factorials. (Recall that there are 4 Aces, 4 Kings, and 4 Queens in the deck of cards)
a) How many different 5-card hands are there?
b) How many hands are there with no Aces?
c) How many hands are there with at least one Ace?
d) How many hands are there with at least one Ace and at least one King?
e) How many hands are there with at least one Ace, at least one King, and at least one Queen?
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