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Home » In a group of 400 people, 160 are smokers and non-vegetarian, 100 are smokers and vegetarian and the remaining are nonsmokers and veqetarian. The probabilities of aettina a special chest disease are and respectively. A person is chosen from the group at random and is found to be suffering from the disease. What is the probability that the selected person is a smoker and non-vegetarian?
In a group of 400 people, 160 are smokers and non-vegetarian, 100 are smokers and vegetarian and the remaining are nonsmokers and veqetarian. The probabilities of aettina a special chest disease are 35 \%, 20 \% and 10 \% respectively. A person is chosen from the group at random and is found to be suffering from the disease. What is the probability that the selected person is a smoker and non-vegetarian?
CBSE | Class 12 | Exercise 31.7 | Maths | Probability | RD Sharma
In a group of 400 people, 160 are smokers and non-vegetarian, 100 are smokers and vegetarian and the remaining are nonsmokers and veqetarian. The probabilities of aettina a special chest disease are 35 \%, 20 \% and 10 \% respectively. A person is chosen from the group at random and is found to be suffering from the disease. What is the probability that the selected person is a smoker and non-vegetarian?

As per the given question,

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