Bag ?A? contains 5 white and 2 black balls. Bag ?B? contains
2 white and 3 black balls. If any one bag is chosen and a
ball is taken out of it at random, what is the probability
that the ball is black?
(a) 31/70
(b) 1/2
(c) 5/12
(d) 3/5
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Answer Posted / sesha ratnam
( a ) 31/70
| Is This Answer Correct ? | 5 Yes | 2 No |
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