deuce1 (dūs, dyūs) ---- [Middle English deus, from Old French, two, from Latin duōs masculine accusative of duo.]
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There are 4 Queens in a pack of 52 playing cards.
There are twenty odd cards in a deck of cards. This is a math problem.
52 Playing Cards in a Pack
There are 52 cards in a pack of playing cards (excluding jokers). The chance of drawing at random a black card from a full pack of cards is 1/2, or 0.5. There are now 51 cards in the pack, two of which are red kings. The probability of drawing a red king from this pack is 2/51. 0.5 x 2/51 = 0.01960784 So, the probability is approximately 0.0196, or 1.96%.
Form a normal pack of 52 cards (no Jokers), it is 2/13 or approx 0.154