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A Bag Contains 5 Black, 7 Red and 3 White Balls. a Ball is Drawn from the Bag at Random. Find the Probability that the Ball Drawn Is Black Or White - Mathematics

A bag contains 5 black, 7 red and 3 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is black or white

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Solution

Total no. of possible outcomes = 15{5 black, 7 red & 3 white balls}

E ⟶ event of drawing black or white

No. of favourable outcomes = 8 {5 black & 3 white}

Probability, P(E) =`"No.of favorable outcomes"/"Total no.of possible outcomes"`

P(E) =8/15

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APPEARS IN

RD Sharma Class 10 Maths
Chapter 16 Probability
Exercise 16.1 | Q 16.2 | Page 21
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