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Quantitative Aptitude

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Permutation, Combination & Probability

Question
11 out of 20
 

In a box there are 2 red, 3 black and 4 white balls. Out of these three balls are drawn together. The probability of these being of the same color is



A 1/84
B 1/21
C 5/84
D None of these

Ans. C Probability to being black =

Probability to being while is Total =

Permutation, Combination & Probability Flashcard List

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