Probability on Arithmetic Aptitude related Questions and Answers


Question :   A bag contains 4 white, 5 red and 6 blue balls. Three balls are drawn at random from the bag. The probability that all of them are red, is:


1. (1/22)
2. (3/22)
3. (2/91)
4. (2/77)
Answer :   3 - (2/91)  

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