10% of bulb produced ina factory are of red colour and 2% defective bulbs are red . if one bulb is picked at random, determine the probability of its being defective if it is red
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total pe =1/10+1/50=6/50
defective pe= 1/50/6/50 =1/6
defective pe= 1/50/6/50 =1/6
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