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प्रश्न
A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is:
either a black card or a king
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उत्तर
There are 26 black cards and 4 kings, but two kings are already black. Hence, we only need to count the red kings. Thus, the probability is: (26+2)/52 = 7/13
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