There are 30 boys in a sporting Club 20 of them play hockey and 15 play volleyball. Each boys plays at least one of the two game 1.illustrate the information on a venn diagram
2.how many boys play volleyball
3how many boys play all the two games
4.how many boys play only one game​

A Venn diagram is an illustration that uses circles to show the relationships among things or finite groups of things. Circles that overlap have a commonality while circles that do not overlap do not share those traits. Venn diagrams help to visually represent the similarities and differences between two concepts.

b.   jim crow laws were enacted in northern states.

b) brahmans   is nomadic society