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Real Numbers

Question
CBSEENMA10009480
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A bag contains 6 black, 7 red and 2 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is. (/) red, (ii) black or white, (iii) not black.

Solution

Solution not provided.
Ans.  left parenthesis straight i right parenthesis space 7 over 15 space space left parenthesis ii right parenthesis space 8 over 15 space space left parenthesis iii right parenthesis space 3 over 5 space

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