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प्रश्न
From a well shuffled pack of cards, a card is drawn at random. Find the probability of getting a black queen.
योग
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उत्तर
One card is drawn from a well shuffled deck of 52 playing cards
TO FIND: Probability of getting a black queen
Total number of cards are52.
Cards which are black queen are 1 from 2 black suits
Total number of black queen cards is `2xx1`
`"We know that PROBABILITY "= "Number of favourable event" /"Total number of event"`
`"Hence probability of getting an black queen"= 2/52=1/26`
`"Hence probability of getting an black queen" =1/26`
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