In the following question below are given some statements followed by some conclusions. Taking 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 conclusion logically follows the given statements. Statements: I. All dens are spiral. II. Some spirals are cards. Conclusions: I. Some spirals are not cards. I. Some dens are not cards. III. Some cards are den.?

Only conclusion (I) and conclusion (II) follow.
Only conclusion (III) follows.
All conclusions follow.
No conclusion follows.

LohaHridoy

6 views

2025-01-04 04:42

1 Answers

AhmedNazir

Option 4 : No conclusion follows.

The least possible Venn Diagrams for the given statements,

[ alt="15.12.2018.008" src="//storage.googleapis.com/tb-img/production/18/12/15.12.2018.008.PNG" style="width: 171px; height: 103px;">

Conclusions:

I. Some spirals are not cards → false (it may be possible but not definitely).

II. Some dens are not cards → false (it may be possible but not definitely).

III. Some cards are den → false (it may be possible but not definitely).

Hence, none of the given conclusions is true.

6 views Answered 2022-09-04 04:29

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