Ratio Question?

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1 Answer
Jan 8, 2018

#28# French students and #84# German students

#112# students altogether.

Explanation:

Work out the numbers from one school first:

French : German
#" "1" ":" "3" "larr# ratio in simplest form

#" "7" ":" "21" "larr# actual numbers are #7# times more

So one school sent #7# french students and #21# German students

This is a total of #28# students

All #4# schools sent the same numbers of students:

#7xx4 =28# French students and #21xx4 =84# German students

#28+84=112# students altogether.