Study the following information carefully and answer the question given below.
In a club of 30 people, all of them belong to at least one group - Chess, Drama and Art.6 people belong only to the Art group. 5 people belong to all three groups. 2 people have joined the Chess and the Art group but not the Drama group. 15 people belong to the Art group. 2 people have joined only the Chess group. 3 people have joined only the Drama group. 

How many people belong to exactly one group? 

Which of the following diagrams represents smokers, lawyers, non-smokers ?

Direction : In a given diagram the triangle represent ‘dancer’ the circle represents ‘Footballer’. The rectangle represents Boys. And the square represents students.

How many boys are footballer, dancer and singers?

In a group of 100 people, 50 people like to eat Chicken and 25 people like to eat both Chicken and Mutton. Everyone in the group likes at least one of the two. How many people like mutton only -

Direction : In a given diagram the triangle represent ‘dancer’ the circle represents ‘Footballer’. The rectangle represents Boys. And the square represents students.

How many Boys students are only footballer?

Study the diagram given below and answer each of the following questions.

How many persons are there who take both tea and coffee but not wine ?

Which Venn diagram best represents the given set of classes?

Married persons, government employees, teachers

Which of the following diagrams indicates the best relation between Women, Mothers and Doctors ?