40 students study French. 30 study spanish, 20 go for chinese, so how many students study exact 2 languages?
1)5 people study 3 languages
2)52 students study at least one of the three languages
hard prep- venn diagram
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is it C
I am getting 18 as the ans with using bth
I am getting 18 as the ans with using bth
It does not matter how many times you get knocked down , but how many times you get up