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Question

What is the probability of getting a spade and a clubwhen two cards are drawn together from a pack of 52 cards.


A

13/102

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B

47/100

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C

13/91

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D

13/51

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E

none

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Solution

The correct option is A

13/102


Let S be the sample space.

Then, (S) = 52C2=1326

Let E = event of getting 1 spade and 1 heart.

(E) = number of ways of choosing 1 spade out of 13 and 1 heart out of 13

= (13C1×13C1)

= (13 × 13)

= 169.

P(E) = 1691326=13102.


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