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4 schools sent students to a language corse.

One of the schools sent both French and German students.

The ratio of French to German students was 1:3.

The school sent 21 German students

The other 3 schools sent the same number of students .

Work out the total number of students sent to the language corse

Verified Answer :

total students = 4 * 21 = 84

\(\frac{french}{german} = \frac{1}{3} = \frac{21}{63}\)

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