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A bag contains 5 red, 8 white and 7 b...

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 black (iii) neither white nor black.

Text Solution

Verified by Experts

The correct Answer is:
`(i) (13)/(20), (ii) (13)/(20), (iii) (1)/(4)`
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