Question
The ratio of present boys to girls is 3:2. 10 girls are
absent, which is 20% of the class. No boys are absent. Find the number of boys.Solution
Total number of students = 10/0.20 = 50
Number of students who are present = 50 – 10 = 40
Therefore, number of boys in the class = 40 × 3/5 = 24
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