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Question

If you select three cards from a standard deck of 52 cards and they are all kings, what is the probability that the next card you select will also be a king?

A
152
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B
149
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C
126
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D
113
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Solution

The correct option is B 149
After selecting 3 kings, there will be 523=49 cards
So, we can select next card in 49 ways.
Totally there will be 4 kings in a deck of 52 cards, already 3 kings are selected in first 3 chances, so now we can select a king in 4th chance in 1 way.
Therefore, the probability is 149.

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