There is a group of 400 people of which 160 are non-vegetarian and smokers , 100 are smokers and vegetarian and remaining 140 are non smoker vegetarian. It is found that in a survey chest disorder are `35% , 15% , 10%` respectively . A random guy is chosen and is found that he chest disorder . Find the probabability that the person is smoker and non-vegetarian

In a group of 400 people, 160 are smokers and non-vegetarian, 100 are smokers and vegetarian and the remaining 140 are non-smokers and vegetarian. Their chances of getting a particular chest disorder are 35%, 20% and 10% respectively. A person is chosen from the group at random and is found to be suffering from the chest disorder. The probability that the selected person is a smoker and non-vegetarian is :

In a hotel, 60% had vegetarian lunch while 30% had non vegetarian lunch and 15% had both types of lunch. If 96 people were present, how many did not eat either type of lunch ?

In a hotel 60% had vegetarian lunch while 30% had non vegetarian,lunch and 15% had both types of lunch.If 96 people were present how many did not eat either type of lunch? 20 b.24 c.26 d.28

In a survey, it was found that 40% people use petrol, 35% use diesel and remaining use CNG for their vehicles. Find the probability that a person chosen at random uses CNG. Which fuel out of the above three is appropriate for the welfare of the society ?