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15. In a factory which manufacture nuts machines A,B,C manufactur respectively 25%,35%,&40% of nuts of the output 5,4,2percent respectively are defective nuts .a nuts is drawn at random from the product and is found to be defective find the probability that it is manufactured by machine B

Answer» 15. In a factory which manufacture nuts machines A,B,C manufactur respectively 25%,35%,&40% of nuts of the output 5,4,2percent respectively are defective nuts .a nuts is drawn at random from the product and is found to be defective find the probability that it is manufactured by machine B


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