The following questions two statements are given and these statements are followed by two conclusions
numbered $I$ and $I I$ . You have to take the given two 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 two given statements, disregarding commonly known facts.

$Statements :$ Some parrots are crows.
No crow is green.

$Conclusions :$
$I$ . No parrot is green.
$I I .$ No crow is white.

if only conclusion

I

follows

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if only conclusion

I I

follows

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if either

I

I I

follows

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if neither

I

nor

I I

follows

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if both

I

and

I I

follow.

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Solution

The correct option is A if neither $I$ nor $I I$ follows
Option $(D)$ is correct.
Since one premise is particular, the conclusion must be particular. So, neither $I$ nor $I I$ follows.

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Similar questions

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

Conclusions
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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
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Some crows are pigeons.
Some sparrows are crows.
All sparrows are koels.

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II. Some parrots are crows.
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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.

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Some crows are pigeons.
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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 three given statements disregarding commonly known facts. Then, decide which of the answer A, B, C, D or E is the correct answer.

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The correct option is A if neither I nor II follows Option (D) is correct.Since one premise is particular, the conclusion must be particular. So, neither I nor II follows.

The correct option is A if neither $I$ nor $I I$ follows
Option $(D)$ is correct.
Since one premise is particular, the conclusion must be particular. So, neither $I$ nor $I I$ follows.