alleryঠিক দুটি সুইচ A–D চালু আছে। চারটি দাবি করা হয়েছে: সুইচ A বন্ধ বা B চালু আছে, অথবা উভয়ই; C এবং D একই অবস্থায় আছে; ঠিক A এবং C এর মধ্যে একটি চালু আছে; B বন্ধ। ঠিক 3 দাবিগুলো সত্য। কোন দুটি সুইচ চালু আছে?
AAB
BAD
CBC
DCD
Answer & Solution
Correct answer: A. AB
AB একাই চারটি দাবিকে সত্য, সত্য, সত্য, মিথ্যা, ঠিক তিনটি সত্য করে।
Keep practising Statements, Conclusions and Syllogisms
Browse all Statements, Conclusions and Syllogisms questions for RPF Constable, or explore more General Intelligence and Reasoning topics.
Related questions
Read the set diagramsWhat must follow?Exactly one of A,B holds. B requires C; C requires exactly one of D,E; D requires A; E exc3 objects. All A are B or C; no B is D; all C are D; some A are D; some A are B. I:Some C Choose exactly 3 of A–F. A requires B; C requires D; exactly one of B,E is chosen; F requiAll A are B; no B is C. Which extra premise ensures both “No A is C” and “Some A are not CWhich example disproves “All A are C” while satisfying “All A are B” and “Some B are C”?Some P are Q; all Q are R; no R is S; some S are T. I: Some P are not S. II: Some T are no