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A bag contains 5 red balls and some blue balls. If the probability of drawing a blue ball is double that of the red ball, find nimber of blue balls in the



No of red balls=5
let the no of blue balls be =x
total balls =5+x
Probability of getting blue ball=x/5+x
probability of getting red ball=5/5+x
acc to the question:
solving this we get x=10
hence no of blue balls =10
2 5 2
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