# A bag contain 5red balls and some blue balls the probability of dwaring blue ball is double of red balls ,find number of blue balls

2
by srinadh1

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by srinadh1

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since probability of drawing blue ball is double of red balls

therefore blue balls=2×5=10

let no of Blue balls=x

p(red)=5/(5+x )

therefore p(blue)=10/(5+x)