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The ratio of boys to girls in a class is 4:5. If there are 36 students in total, how many boys are there?

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The ratio of boys to girls in a class is 4:5. If there are 36 students in total, how many boys are there? Answer: 16

Total parts = 4 + 5 = 9. Boys = (4/9) * 36 = 16.

Question context

This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the CTS – Candidate Testing Service preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.