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Question
If a card is drawn from a well shuffled pack of cards, the probability of drawing a spade or a king is -.
Options:
A .  19/52
B .  17/52
C .  5/13
D .  4/13
E .  9/26
Answer: Option D


P(Sá´œK) = P(S) + P(K) - P(S∩K), where S denotes spade and K denotes king. P(Sá´œK) = 13/52 + 4/52 - 1/52 = 4/13



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