Mathematics, 23.11.2021 14:30 zmeister

The ratio of boys to girls is 7:5. The ratio of boys with glasses to boys without glasses is 1:6. The ratio of girls with glasses to girls without glasses is 1:3. What fraction of students wear glasses?

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The ratio of boys to girls is 7:5. The ratio of boys with glasses to boys without glasses is 1:6. Th...