Answer :
Since each group has a ratio of
2 boys : 3 girls, each group also has a ratio of 3 girls : 5 students , and so does the whole chorus.
3 : (2+3)=3:5
Since each group has a ratio of
2 boys : 3 girls, each group also has a ratio of 3 girls : 5 students , and so does the whole chorus.
3 : (2+3)=3:5