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प्रश्न
A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is Black
उत्तर
Total no. of possible outcomes = 8 {3 red, 5 black}
Let E ⟶ event of drawing black ball.
No. favourable outcomes = 5 {5 black balls}
P(E) =`"No.of favorable outcomes"/"'Total no.of possible outcomes"`
P(E) = 5/8
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