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प्रश्न
A card is drawn from a pack of well - shuffled 52 playing cards . Find the probability that the card drawn is
(iv) an ace or a queen
योग
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उत्तर
There are 52 playing cards in a pack.
Number of ace cards=4 and number of queens=4
P(drawing an ace or a queen)= `"Favourable outcomes"/"Total outcomes"` = `4/52 + 4/52` = `1/13` + `1/13` = `2/13`
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