Mathematics, 12.12.2020 16:50 Jasten

22 There are 270 students in Year 7
Each student studies one of French or German or Spanish.
Of these 270 students
2 study French
the number who study French : the number who study Spanish = 3:7
42 boys study German
Of the students who study German, what percentage are boys?
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22 There are 270 students in Year 7
Each student studies one of French or German or Spanish.<...

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