Questions
The probability that when 12 distinct balls are distributed among three boxes, the first will contain exactly three balls is
detailed solution
Correct option is B
3 balls for 1st Box can be selected in 12C3 ways, remaining 9 balls can be placed in remaining 2 boxes in 29 ways.Number of favourable cases =12C3×29Total number of cases = 312Required Probability = 12C3×29312= 12C3×2996Talk to our academic expert!
Similar Questions
A bag contains 10 different balls. Five balls are drawn simultaneously and then replaced and then seven balls are drawn. If the probability that exactly three balls are common to the two draws is p, then the value of 8p is ________.
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