# 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 Blac - Mathematics

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

#### Solution

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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#### APPEARS IN

RD Sharma Class 10 Maths
Chapter 16 Probability
Exercise 16.1 | Q 20.2 | Page 21