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प्रश्न
There are 20 girls and 15 boys in a class. What is the ratio of number of girls to the total number of students in the class?
उत्तर
Number of girls = 20
Number of boys = 15
Total number of students = 20 + 15 = 35
Ratio of number of girls to total students = `20/35 = 4/7`
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