So why we do this project?
Because the student in M 4 are learned about set in our class,So we would like to create set problems then we asking 50 people to growing 3 plant include longan,santol and mango,then we know they growing longan 22 people ,santol 19 people ,mangos 25 people, longan and santol 10 people ,longan and mango 12 people ,santol and mango 11 people and all 3 plant 7 people.
From this data we can draw Venn-Euler Diagram like this.
And now we would like to ask you.