Arithmetic Ability
 Probability

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Q.

From a pack of 52 cards, two cards are drawn together at random. What is the probability of both the cards being kings?

View Answer

Correct choice: B

Explanation:

Let S be the sample space Then, n(S) = 52C2 = 1326. Let E = event of getting 2 kings out of 4. n(E) = 52*51/2*1 = 6. 4C2 =>4*3/2*1 P(E)=n(E)n(S)=6/1326=1/221
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