Draw a Venn diagram to show the information. The diagram shows us clearly who plays which sports, and also includes the pupils who do not play any sports, by placing their names outside of the ...
Items in the circles form different subsets ... cap{B}\). In the example above \({A}\cap{B}\) = {6, 7, 9, 12}. The union of a Venn diagram is the numbers that are in either Set A or Set B.