A bag contains 3 red, 4 black and 5 green identical balls. Two balls are
MATHEMATICS
WAEC 1996
A bag contains 3 red, 4 black and 5 green identical balls. Two balls are picked at random, one after the other without replacement. Find the probability that one is red and the other is green
- A. 2/3
- B. 5/11
- C. 5/22
- D. 5/24
Correct Answer: C. 5/22
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