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A bag contains 3 white, 5 black and 2 redballs, all of the same size. A ball is drawn frome bag without looking into it, find theprobability that the ball drawn is:(i) a black ball (ii) a red ball(ii) a white ball (iv) not a red ball(v) not a black ball |
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Answer» 1)5/(3+5+2)=5/10=1/22)2/10=1/53)3/104)(10-2)/10=8/10=4/55)(10-5)/10=1/2 |
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