How to solve Venn diagram problems with three overlapping circles?

In mathematics, Venn diagrams are widely used to depict relationships between sets, making abstract concepts more tangible. Whether solving problems involving unions, intersections, or complements, students and professionals alike find clarity in the visual representation of complex mathematical relationships. This aids not only in problem-solving but also in enhancing conceptual understanding. Business and Data Analysis: Venn diagrams extend their utility beyond the realm of mathematics into business and data analysis. Marketing professionals use them to identify target audiences by analyzing the intersection of consumer demographics. In data science, Venn diagrams help reveal commonalities between datasets, facilitating more informed decision-making. The visual nature of these diagrams makes them accessible to diverse stakeholders, fostering collaboration and understanding. Creative Applications: Beyond the analytical domains, Venn diagrams find a place in creative pursuits. Writers and storytellers use them to explore character relationships and plot developments, unveiling intersections that drive narrative arcs. Artists leverage Venn diagrams to visually express the synthesis of disparate ideas, creating thought-provoking works that challenge conventional thinking. Educational Tools: Venn diagrams serve as valuable educational tools, aiding teachers in breaking down complex concepts for students. Whether illustrating the similarities between historical events, the relationships in biological classifications, or the connections in literature, educators find that Venn diagrams enhance engagement and comprehension. Make a Venn Diagram for the following situation: 30 students were asked which sports they play. 20 play basketball in total 16 play football in total 15 play tennis in total 10 play basketball and tennis 11 play basketball and football 9 play football and tennis 7 play all three