Question
In a school consisting of 750 students, the ratio of boys
to girls is 3:2. If 14% of the boys and 10% of the girls failed in the semester exam, how many students failed in total?Solution
ATQ,
Number of boys = (3/5) × 750 = 450
Number of girls = (2/5) × 750 = 300
Required number of students = 0.14 × 450 + 0.10 × 300 = 63 + 30 = 93
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