A bag contains 2 red, 5 green and 4 yellow balls. 4 balls are drawn at random, find the probability that out of four balls at least 3 balls are yellow.
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Q:
A bag contains 2 red, 5 green and 4 yellow balls. 4 balls are drawn at random, find the probability that out of four balls at least 3 balls are yellow.
- 1$$ {19\over 330}$$false
- 2$$ {4\over 165}$$false
- 3$$ {29\over 330}$$true
- 4$$ {8\over 165}$$false
- 5None of thesefalse
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