In each of the questions below are given three 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
Some boys are rains.
All rains are clouds.
Some clouds are cars.

Conclusions
I. Some clouds are boys.
II. Some cars are boys.
III. Some cars are rains.
IV. Some rains are boys.

None follows

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Only IV follows

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Only I follows

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Both I and IV follow

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All follow

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Solution

The correct option is D Both I and IV follow
Mediate term of the following statements
Some boys are rains (I-type)
All rains are clouds (A-type)
$I + A \to I - t y p e$
Some boys are clouds
Conversion
Some clouds are boys.
(Conclusion I follow)
In the statement,
Some boys are rains
Conversion
Some rains are boys
(Conclusion IV follows)

Both I and IV follow.

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Similar questions

Q. 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
Some tyres are rains.
Some rains are flowers.
All flowers are jungles.
All jungles are tubes.

Conclusions
I. Some jungles are tyres.
II. Some tubes are rains.
III. Some jungles are rains.
IV. Some tubes are flowers.

Some statements are given, followed by some conclusions. Consider the statements to be true even if they seem to be at variance from commonly known facts. Decide which of the given conclusions follow from the given statements.

Statements:
All buildings are rains.
All papers are buildings.
All dogs are papers.
Conclusions:
I. All dogs are rains.
II. Some papers are rains.
III. Some rains are buildings.
IV. Some rains are papers.

In each of the questions below are given four statements followed by three conclusions numbered I, II and III, 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:-
I. Some letters are glasses.
II. Some glasses are plates.
III. All plates are buses.
IV. All buses are cars.

Conclusions:-
I. Some cars are letters.
II. Some cars are glasses.
III. Some buses are glasses.

Q. Some statements are given, followed by some conclusions. Consider the statements to be true even if they seem to be at variance from commonly known facts. Decide which of the given conclusions follow from the given statements.
Statements:
Some tablets are rains.
All dogs are rains.
All rains are chairs.
Conclusions:
I. Some chairs are tablets.
II. All dogs are chairs.
III. Some tablets are dogs.
IV. Some tablets are chairs.

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
Some tyres are rains.
Some rains are flowers.
All flowers are jungles.
All jungles.are tubes.

Conclusions
I. Some jungles are tyres.
II. Some tubes are rains.
III. Some jungles are rains.
IV. Some tubes are flowers.

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