allery'कुछ डॉक्टर शिक्षक हैं' का व्युत्क्रम (Converse) क्या है?
Aकोई भी शिक्षक डॉक्टर नहीं है
Bकुछ शिक्षक डॉक्टर नहीं हैं
Cसभी शिक्षक डॉक्टर हैं
Dकुछ शिक्षक डॉक्टर हैं
Answer & Solution
Correct answer: D. कुछ शिक्षक डॉक्टर हैं
एक 'I' प्रकार का कथन सममित (symmetrical) होता है, इसलिए पदों को आपस में बदलने पर एक समतुल्य कथन प्राप्त होता है।
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