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A bag contains 6 red balls and some blue balls. IfThe probability of drawingball is twice that ofa red ballfind the number of ball in the bag.a blue |
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Answer» total no of ball=6+x A T Q x/6+x = 2*6/6+x x=12 no of blue ball=x=12 total no of ball=6+x=6+12=18
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