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Mathematics, 30.01.2020 11:43 kamo90
In a class, every student knows french or german (or both). 15 students know french, and 17 students know german.
what is the largest possible number of students in that class?
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Answers: 3
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In a class, every student knows french or german (or both). 15 students know french, and 17 students...
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