A survey of people in a given region sho...

A survey of people in a given region showed that 20% were smokers. The probability of death due to lungcancer, given that a person smoked, was 10 times the probability of death due to lung cancer, given thata person did not smoke. If the probability of death due to lung cancer in the region is 0.006, what is the probability of death due to lung cancer given that a person is a smoker?

`1//140`

`1//70`

`3//140`

`1//10`

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