Syllogism


Direction: In the following question, one or two statement(s) is/are given followed by two Conclusions/assumptions, I and II. You have to consider the statement to be true, even if it seems to be at variance from commonly known facts. You are to decide which of the given conclusions/assumptions can definitely be drawn from the given statement. Indicate your answer.

  1. Statements:
    Some kings are queens.
    All queens are beautiful.
    Conclusions:
    I. All kings are beautiful.
    II. All queens are kings.









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    First Premise is Particular Affirmative (I–type).
    Second Premise is Universal Affirmative (A–type).
    Some kings are queens. ↔ All queens are beautiful.

    Correct Option: D

    First Premise is Particular Affirmative (I–type).
    Second Premise is Universal Affirmative (A–type).
    Some kings are queens. ↔ All queens are beautiful.
    I + A ⇒ I–type of Conclusion “Some kings are beautiful.”
    Thus, neither Conclusion I nor Conclusion II follows.


Direction: One or two statements are given followed by two or more conclusions/assumptions, I, II, III and IV. You have to consider the statement to be true, even if it seems to be at variance from commonly known facts. You are to decide which of the given conclusions/assumptions can definitely be drawn from the given statements.

  1. Statements:
    1. All goats are tigers.
    2. All tigers are lions.
    Conclusions:
    I. All tigers are goats.
    II. All lions are tigers.
    III. No goat is a lion.
    IV. No lion is a goat.









  1. View Hint View Answer Discuss in Forum

    Both the Premises are Universal Affirmative (A–type).
    All goats are tigers. ↔ All tigers are lions.

    Correct Option: C

    Both the Premises are Universal Affirmative (A–type).
    All goats are tigers. ↔ All tigers are lions.
    A + A ⇒ A–type of Conclusion “All goats are lions.”


Direction: In the following question, some statements are given, followed by some conclusions. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

  1. Statements:
    Some cats are dogs.
    All dogs are black.
    Conclusions:
    I. Some cats are black.
    II. Some dogs are black.









  1. View Hint View Answer Discuss in Forum

    First Premise is Particular Affirmative (I-type).
    Second Premise is Universal Affirmative (A-type).
    Some cats are dogs. ↔ All dogs are black

    Correct Option: B

    First Premise is Particular Affirmative (I-type).
    Second Premise is Universal Affirmative (A-type).
    Some cats are dogs. ↔ All dogs are black
    I + A ⇒ I - type of Conclusion “Some cats are black”.
    This is Conclusion I.
    Conclusion II is the Implication of the second Premise.


Direction: In each of the following questions one or two statements are given, followed by two Conclusions, I and II. You have to consider the statement to be true, even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions can definitely be drawn from the given statement. Indicate your answer.

  1. Statements
    1. Authors are learned people.
    2. Some doctors are authors.
    Conclusions
    I. Some doctors are learned people.
    II. Some learned people are doctors.









  1. View Hint View Answer Discuss in Forum

    First Premise is Universal Affirmative (A - type).
    Second Premise is Particular Affirmative (I - type).

    Correct Option: A

    First Premise is Universal Affirmative (A - type).
    Second Premise is Particular Affirmative (I - type).
    Some doctors are authors. ↔ (All) Authors are learned people
    I + A ⇒ I - type of Conclusion “Some doctors are learned people.”
    This is Conclusion I. Conclusion II is the Converse of it.


Direction: Some statements are given, followed by some conclusions. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any , follow from the given statements.

  1. Statements:
    I. Some leaves are apples.
    II. No apple is an egg.
    Conclusions:
    I. All apples are leaves.
    II. Some eggs are leaves.
    III. Some leaves are not eggs.
    IV. All eggs are leaves.









  1. View Hint View Answer Discuss in Forum

    First premise is Particular Affirmative (I-type).
    Second Premise is Universal Negative (E-type).

    Correct Option: A

    First premise is Particular Affirmative (I-type).
    Second Premise is Universal Negative (E-type).
    Some leaves are apples. ↔ No apple is an egg.
    I + E ⇒ O-type of Conclusion “Some leaves are not eggs”.
    This is Conclusion III.