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A bag contains 7 red and 4 black balls, ...

A bag contains 7 red and 4 black balls, 3 balls drawn at random. Find the probability that
(i) all are red
(ii) one red and 2 black.

Text Solution

Verified by Experts

The correct Answer is:
(i)`(7)/(33)`
(ii)`(14)/(55)`
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