Syllogism
Direction: Two statements are given followed by two conclusions I and II. You have to consider the two 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.
- Statements:
(a) All English movies are violent.
(b) Some people like watching English movies.
Conclusions:
I. All people watching English movies like violence.
II. All people who like violence watch English movies.
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Only Conclusion I follows. As all English movies are violent, the people who like watching English movies like violence.
Correct Option: A
Only Conclusion I follows. As all English movies are violent, the people who like watching English movies like violence. But it is not necessary that all people who like violence watch English movies.
Direction: Two statements are given followed by two inferences I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You are to decide which of the given inferences can definitely be drawn from the given statements.
- Statements:
(a) All cupboards are watches.
(b) All watches are costly.
Inferences:
I. All cupboards are costly.
II. Some costly things are cupboards.
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Both the Premises are Universal Affirmative (A-type).
All cupboards are watches. ↔ All watches are costly.Correct Option: C
Both the Premises are Universal Affirmative (A-type).
All cupboards are watches. ↔ All watches are costly.
A + A → A-type of Conclusion “All cupboards are costly.”
This is Conclusion I.
Conclusion II is converse of it.
Direction: Two statements are given followed by two conclusions (I) and (II). You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You are to decide which of the given conclusions, if any, follow from the given statements.
- Statements:
All fruits are sweet.
All sweet things are not good for health.
Conclusions:
(I) All fruits are not good for health.
(II) Some fruits are not good for health.
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First Premise is Universal Affirmative (A&type).
Second Premise can be written in the form of Universal Negative (E-type) as
No sweet thing is good for health
All fruits are sweet. ↔ No sweet thing is good for health.Correct Option: D
First Premise is Universal Affirmative (A&type).
Second Premise can be written in the form of Universal Negative (E-type) as
No sweet thing is good for health
All fruits are sweet. ↔ No sweet thing is good for health.
A + E ⇒ E–type of Conclusion “No fruit is good for health”.
Thus both the Conclusions follow.
Direction: In each of the following questions, two statements are given followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be true even if they seem to be at variance from commonly known facts. You are to decide which of the given conclusions, if any, follow from the given statements.
- Statements:
(a) All children are students.
(b) All students are players.
Conclusions:
I. All cricketers are students.
II. All children are players.
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Both the Premises are Universal Affirmative (A–type).
All children are students. ↔ All students are players.Correct Option: B
Both the Premises are Universal Affirmative (A–type).
All children are students. ↔ All students are players.
A + A ⇒ A–type of Conclusion
All children are players.¸
This is Conclusion II.
Direction: In each of the following questions, two/four statements are given followed by two/four conclusions I, II, III and IV. You have to consider the statements to be true even it 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.
- Statements:
a. All metals are silver.
b. All silver are diamond.
c. Some diamonds are gold.
d. Some gold are marbles.
Conclusions:
I. Some gold are metals.
II. All metals are diamond.
III. Some silver are marble.
IV. Some gold are silver.
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All metals are silver. ↔ All silver are diamond.
Correct Option: B
All metals are silver. ↔ All silver are diamond.
A + A ⇒ A – type of Conclusion “All metals are diamond”.
This is Conclusion II.