Question
A bag contains five white and four red balls. Two balls are picked at random from the bag. What is the probability that they both are different color?
Answer: Option B
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Two balls can be picked from nine balls in â¹Câ‚‚ ways.We select one white ball and one red ball from five white balls and four red balls. This can be done âµCâ‚ . â´Câ‚ ways.The required probability = (5 * 4)/â¹Câ‚‚ = 20/36 = 5/9
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