Question # 16
A bag contains 9 white and 3 red balls. Two balls are drawn in succession at random. What is the probability that
one of them is white and the other is red?
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Step-by-step explanation:
no of white balls = 9
no of red balls= 3
total no. of balls = 12(9+3)
p(one of the ball is white)= 9/12 = 3/4
p(the other ball will be red) = 3/12= 1/4
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