10th Class Mental Ability Logical Reasoning Question Bank Logic

  • question_answer
    Direction: In each of the following questions two statements are given followed by two three or four conclusions numbered I, II, III, and IV. You have to take the given statements to be true even if they seem to be at variance from the commonly known facts and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.
    Statements: All fish live in water. X does not live in water Conclusions:            
    I. X is not fish.
    II. Living in water is not essential to be a fish.

    A) Only conclusion I follows

    B) Only conclusion II follows

    C) Either I or II follows        

    D) Neither I nor II follows

    E) Both I and II follows

    Correct Answer: A

    Solution :

    Explanation Option [a] is correct. Since both the premises are universal and one premise is negative the conclusion must be universal negative and should not contain the middle term. So only I follows.


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