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प्रश्न
A bag contains 4 red, 5 black and 6 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is White
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उत्तर
Total no. of possible outcomes = 15 {4 red, 5 black, 6 white balls}
E ⟶ event of drawing white ball.
No. of favourable outcomes = 6 {6 white}
Probability, P(E) =`"No.of favorable outcomes"/"Total no.of possible outcomes"`
P(E) =6/15 =2/5
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