CBSE Class 10 Maths (Basic) 2020 · Paper 430/3/1 · Question 21
A bag contains 5 red, 8 white and 7 black balls. A ball is drawn at random from the bag. Find the probability that the drawn ball is
- (i)red or white
- (ii)not a white ball
- ired or white
- iinot a white ball
Answer
and .
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