New SIDBI Grade A New Batch Starts on Nov 18

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    Question

    In each question below are given some statements followed by some conclusions numbered I, II, etc are given. You have to take the given statements to be true even if they seem to be at variance with commonly known facts and then decide which of the given conclusions logically follows from the given statements, disregarding commonly known facts.

    Statements:

    All TV is remote

    Some remote is Dish

    Some Cable is TV

    Conclusions:

    I. Some remote is TV

    II. Some dish is TV

    III. All cable is remote

    A Only I follows Correct Answer Incorrect Answer
    B Only I and III follow Correct Answer Incorrect Answer
    C All follow Correct Answer Incorrect Answer
    D Only II and III follow Correct Answer Incorrect Answer
    E None follows Correct Answer Incorrect Answer

    Solution

    All TV is remote(A) ⇒ Conversion ⇒ Some remote is TV. Hence conclusion I follows. All TV is remote(A) + Some remote is Dish(I) ⇒ No conclusion. Hence conclusion II does not follow. Some Cable is TV(I) + All TV is remote(A) ⇒ Some cable is remote(I). Hence conclusion III does not follow. Minimal possibilities:

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