Mathematics for IGCSE & O level - Ratio And Proportion (Section 2 - No. 3) | ExamPlay

Mathematics for IGCSE & O level - Ratio And Proportion (Section 2 - No. 3)

A school has 600 students. The ratio of boys to girls is 7:5. How many girls are there?

250

300

350

420

Explanation

7+5=12, 600/12 = 50. 5*50=250

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