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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 red?
उत्तर
Total no. of possible outcomes = 8 {3 red, 5 black}
No. favourable outcomes = 3
Probability of getting a red ball = `"Number of favourable outcomes"/"total number of outcomes"`
= `3/8`
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