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प्रश्न
A card is drawn at random from a pack of 52 cards. Find the probability that card drawn is a jack, queen or a king
उत्तर
E⟶ event of getting a jack, queen or a king
No. of favourable outcomes = 4 + 4 + 4 = 12 {4 jacks, 4 queens & 4 kings}
We know that, P(E) =`"No.of favorable outcomes"/"Total no.of possible outcomes"`
P(E) =12/52 =3/13
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