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JEE Main & Advanced Mathematics Mathematical Logic and Boolean Algebra Question Bank Critical Thinking

  • question_answer
    Which Venn diagram represent the truth of the statement. All smokers are drinkers and all drinkers are smokers.

    A)                

    B)  

    C)               

    D) None of these

    Correct Answer: A

    Solution :

    • All smokers are drinkers and all drinkers are smokers. \ S Í D and D Í S          
    • This means S = D.


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