In each of the questions below four statements are given, 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 the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements
All desks are chairs.
All chairs are tables.
All tables are boxes.
All boxes are trunks.

Conclusions
I. Some trunks are tables.
II. All chairs are boxes.
III. Some boxes are desks.
IV. All desks are trunks.

Only I, II and III follow

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Only I, II and IV follow

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Only II, III and IV follow

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All follow

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None of these

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Solution

The correct option is D All follow
All desks are chairs.
All chairs are tables.
$A + A \Rightarrow A$ -type of conclusion
All desks are tables.
All chairs are tables.
All tables are boxes.
$A + A \Rightarrow A$ -type of conclusion
All chairs are boxes.
This is conclusion II.
All tables are boxes.
All boxes are trunks.
$A + A \Rightarrow A$ -type of conclusion
All tables are trunks.
Conclusion I is the converse of it.
All desks are tables.
All tables are boxes.
$A + A \Rightarrow A$ -type of conclusion
All desks are boxes.
Conclusion III is the converse of it.
All desks are boxes.
All boxes are trunks.
$A + A \Rightarrow A$ -type of conclusion
All desks are trunks.
This is conclusion IV.

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Similar questions

Q. In each question below are four statements followed by four conclusions numbered I, II, II and IV. You have to take the four 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 four given statements disregarding commonly known facts.

Statements
All desks are chairs.
All chairs are tables.
All tables are boxes.
All boxes are trunks.

Conclusions
I. Some trunks are tables.
II. All chairs are boxes.
III. Some boxes are desks.
IV. All desks are trunks.

In each of the questions below are four statements followed by four conclusions numbered I, II, III and IV.
You have to take the four 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 four given statements disregarding commonly known facts. Then, decide which of the answers (a), (b), (c), (d) and (e) is correct and indicate it on the answer sheet.

Statements:-
I. All desks are chairs.
II. All chairs are tables.
III. All tables are boxes.
IV. All boxes are trunks.

Conclusions:-
I. Some trunks are tables.
II. All chairs are boxes.
III. Some boxes are desks.
IV. All desks are trunks.

Q. In each of the questions below are given four statements followed by two conclusions numbered I and II. 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 desks are tables.
Some tables are chairs.
Some chairs are benches.
Some benches are cots.

Conclusions
I. Some chairs are desks.
II. Some cots are tables.

Q. In each of the questions below are given four statements followed by four conclusions numbered I, II, Ill 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 chairs are tables.
All tables are songs.
Some songs are rhythms.
Some rhythms are pillows.

Conclusions
I. Some tables are chairs.
II. All tables are rhythms.
III. All chairs are songs.
IV. Some pillows are songs.

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 chairs are tables.
All tables are cushions.
Some cushions are trolleys.
All trolleys are lamps.

Conclusions
I. Some lamps are tables.
II. Some trolleys are chairs.
III. Some cushions are lamps.
IV. All chairs are cushions.

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