Question
Determine the count of boys who passed the interview if
the ratio of boys who passed to girls who failed is 5:3. Given that the number of girls who failed constitutes 15% of the total number of people, and the total number of people is 120, calculate the number of boys who successfully passed the interview.Solution
We can say that the number of boys who passed and the number of girls who failed in an interview is be 5a and 3a respectively. Total number of prople = 3a/0.15 = 20a According to the question, 20a = 120 Or, a = 6 Number of boys who passed the interview is = 5a = 30
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