CSAT › Logical Reasoning
Revision note: Venn Diagrams
- Inclusion–exclusion
- Fill from the centre
- Exactly two vs at least two
- Regions must add to the total
One-page visual summary of the key points to revise.Source: https://upscprep.in/upsc/csat/logical-reasoning/venn-diagrams/ · UPSCPrep.in