Question
A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is black or king.
Answer: Option B
:
B
Total no. of outcomes = 52
Number of black cards (Spade+Club) in a pack of '52' cards = 26
Number of 'Kings' in a pack of cards = 4
Number of 'Black Kings' that have already been includedin the number of black cards= 2
∴ Number of favourable outcomes =26+4−2=28
∴ Probability(getting a black or king) =2852=713
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:
B
Total no. of outcomes = 52
Number of black cards (Spade+Club) in a pack of '52' cards = 26
Number of 'Kings' in a pack of cards = 4
Number of 'Black Kings' that have already been includedin the number of black cards= 2
∴ Number of favourable outcomes =26+4−2=28
∴ Probability(getting a black or king) =2852=713
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