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A bag contains Red and Black Balls. Two balls are drawn and probability that both the balls drawn are red is 1/2...

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A bag contains Red Balls and Black Balls. Two balls are drawn without replacement. The probability that both the balls drawn are red is 1/2. What is the minimum number of Red and Black Balls for which this probability is satisfied?

posted Jun 11, 2017 by anonymous

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1 Answer

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2 Red and 2 Black
1/2=2C2/4C2

answer Jun 13, 2017 by Kewal Panesar



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