Abacus 4 red balls and x blue balls if a ball is drawn from the bag without looking into it and the probability of getting the blue ball is half then the value of x is ?
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Let P(R) and P(B) denote the possibility of drawing a red and blue ball respectively.
Total Balls :- x+4
Acc to Question , P(B) = P(R)/2
x/(x+4) = 4/{2(x+4)}
x=2
Total Balls :- x+4
Acc to Question , P(B) = P(R)/2
x/(x+4) = 4/{2(x+4)}
x=2
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