Fortune Telling Collection - Free divination - Teacher, I drew 20 cards from a set of playing cards. What are the chances of being king or Wang Ying Jr.
Teacher, I drew 20 cards from a set of playing cards. What are the chances of being king or Wang Ying Jr.
Teacher, I draw 20 cards from a set of playing cards, and the probability of winning Wang or Xiao Wang is 1/27. According to relevant data, there are 54 playing cards in a deck, including 2 for Wang and 2 for Xiao Wang. The probability of drawing a card from a deck is 2/54, that is, 1/27.
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