RPF Constable previous year question
Statements: Some doctors are engineers. All engineers are teachers. Conclusion: Some doctors are teachers. Is the conclusion valid based on the statements?
Asked in RPF Constable 2025: Shift 16 · Reasoning
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Correct answer: (A) Conclusion is valid
Since some doctors are engineers and all engineers are teachers, those doctors who are engineers are also teachers, so some doctors are teachers — the conclusion is valid.
हिंदी में प्रश्न
कथन: कुछ डॉक्टर इंजीनियर हैं। सभी इंजीनियर शिक्षक हैं। निष्कर्ष: कुछ डॉक्टर शिक्षक हैं। क्या यह निष्कर्ष कथनों के आधार पर वैध है?
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सही उत्तर: (A) निष्कर्ष वैध है
चूंकि कुछ डॉक्टर, इंजीनियर हैं और सभी इंजीनियर, शिक्षक हैं, वे डॉक्टर जो इंजीनियर हैं शिक्षक भी हैं, अतः कुछ डॉक्टर, शिक्षक हैं — निष्कर्ष वैध है।
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