Logical Venn Diagrams 3

11) Select the diagram which best illustrates the relationship between pigeon, dog, and cat.

12) Select the diagram which best illustrates the relationship between girls, dancers, and singers.

13) In a party, both chicken and fish were served. Some ate only fish and some only chicken. Some people were vegetarians who did not eat either. The rest of the people ate both chicken and fish. Which of the following Venn-diagrams correctly represent this situation?

Answer: A

Explanation:

14) The relation between triangle, quadrilateral, and square can be best illustrated by which of the following diagrams.

Answer: D

Explanation:

A quadrilateral has four straight sides, so a square is also a type of quadrilateral. Triangle has three sides, so it is not a quadrilateral and thus is different from a square.

15) Which of the following Venn-diagram illustrates the relationship between football fans, cricket players, and students?

Answer: B

Explanation:

Some students can be football fans. Some football fans can be cricket players. Some students can be cricket players.