Out of 50 students in a class,30 are boys. Find the ratio of 1.number of boys to the number of girls 2.number of girls to the total number of students. 3.number of boys to the total number of students.
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Total no of students = 50
Number of boys = 30
Number of girls = 50-30 = 20
1. Ratio of number of boys to girls = 30:20 = 3:2
2. Ratio of number of girls to total no of students = 20:50 = 2:5
3. Ratio of number of boys to total no of students = 30:50 = 3:5
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