<prompt> Find the probability of drawing a two from a standard deck of 52 cards.  <response>: A standard deck of cards has 52 cards, divided into 4 suits hearts, diamonds, clubs, spades, each with 13 ranks Ace, 2, 3, ..., 10, Jack, Queen, King. Since there is exactly one 2 card in each suit, there is a total of 4 two cards in the full deck of 52 cards. So the probability of drawing a two from a standard deck of cards is 452 or simply 0.07692307692 or approximately 1 in 13. 