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Five years ago, the average age of P and Q was 15 years. Now average age of P, Q and R today is 20 years. What would be the age of R after 10 years?

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Five years ago, the average age of P and Q was 15 years. Now average age of P, Q and R today is 20 years. What would be the age of R after 10 years? Answer: 30 years

Question context

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