Based on the following Venn-diagram, answer the question given below.

The rectangle represents artists, the circle represents players and the triangle represents doctors.

 
How many players are neither artists nor doctors?

Choose from the given Venn-diagrams that best illustrates the relationship among three given classes or groups.

Language, Hindi, Science

Choose from the given Venn-diagrams that best illustrates the relationship among three given classes or groups.

Boy, Girl, Player

Choose from the given Venn-diagrams that best illustrates the relationship among three given classes or groups.

Copper, Silver, Zinc

Question given below is based on the given diagrams. The diagram comprises three circles showing people from three different countries who have travelled to either , both or none of the countries mentioned in the diagrams.

Which of the following is true about $A$ ? 

Question given below is based on the given diagrams. The diagram comprises three circles showing people from three different countries who have travelled to either , both or none of the countries mentioned in the diagrams.

Which of the following represents Indians who have travelled only to China but not to Russia?

Question given below is based on the given diagrams. The diagram comprises three circles showing people from three different countries who have travelled to either , both or none of the countries mentioned in the diagrams.

Which of the following represents choose Chinese who have travelled only to the Russia but not to India?

Question given below is based on the given diagrams. The diagram comprises three circles showing people from three different countries who have travelled to either , both or none of the countries mentioned in the diagrams.

Which of the following represents such Indians who have travelled only to Russia but not to china?

The question is based on the given diagrams.The diagram comprises three circles showing people from three different countries who have travelled to either, both or none of the countries mentioned in the diagram.

Which of the following represents Russian who have travelled neither to China nor to India?