Q.

Two cards are selected at random from 52 playing cards then the probability of selecting one king and one Queen is

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a

4252C2

b

452C2

c

152C2

d

4×352C2

answer is A.

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Detailed Solution

P(A)=n(A)n(s)=4c1.4c152c2=4252c2
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Two cards are selected at random from 52 playing cards then the probability of selecting one king and one Queen is