# A bag contains 3 red balls and 5 black balls. A ball is draw at random from the bag. What is the probability that the ball drawn is red? - Mathematics

Sum

A bag contains 3 red balls and 5 black balls. A ball is draw at random from the bag. What is the probability that the ball drawn is red?

#### Solution

: A bag contains 3 red and 5 black balls and a ball is drawn at random from the bag

TO FIND: Probability of getting a

red ball

not red ball

Total number of balls 3+5=8

We know that PROBABILITY ="Number of favourable event"/"Total  number of event"'

Hence probability of getting red ball is 3/8

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#### APPEARS IN

RD Sharma Class 10 Maths
Chapter 16 Probability
Exercise 16.1 | Q 33.1 | Page 23