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Definition of Sets

In each quest...

Question

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

Statements
All kites are crows.
All crows are bananas.
All bananas are apples.

Conclusions
I. Some apples are kites.
II. All bananas are kites.
III. Some apples are crows.

A

All follow

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B

Only I follows

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C

Only III follows

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D

Only I and III follow

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E

None of these

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Solution

The correct option is D Only I and III follow
All kites are crows.
All crows are bananas.
Conclusion, all kites are bananas.
All crows are bananas.
All bananas are apples.
Conclusion, All crows are apples.
Conclusion III is the converse of this conclusion.
All kites are bananas.
All bananas are apples.
Conclusion, all kites are apples.
Conclusion I is the converse of this conclusion.

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Similar questions

Q. In each of the questions below are given four statements followed by three conclusions numbered I, II & Ill. You have to take the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements
Some mangoes are apples.
Some bananas are apples.
Some branches are bananas.

Conclusions
I. Some mangoes are bananas.
II. Some branches are apples.
III. Some branches are mangoes.
IV. All apples are mangoes.

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

Statements
Some kites are planes.
All planes are birds.
All birds are balloons.

Conclusions
I. All birds are kites.
II. All planes are balloons.

Q. In each of the following questions, two/four 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 have to decide which of the given conclusions if any, follow from the given statements.

Statements :
All apples are bananas.
All bananas are sweet.

Conclusions
I. Some apples are sweet.
II. Some bananas are apples.

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

Statements
Some kites are birds.
No kite is an aeroplane.

Conclusions
I. All aeroplanes are birds.
II. Some birds are definitely not kites.

Q. In each of the questions below are given four statements followed by 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 commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements
All monkeys are parrots.
No parrot is a crow.
Some crows are horses.
All horses are tigers.

Conclusions
I. Some tigers are parrots.
II. Some crows are monkeys.
III. No tiger is a parrot.
IV. Some horses are parrots.

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