In the question below are given three statements followed by four conclusions 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 A are B. All B are D. Some D are E. Conclusions: I. Some D are B. II. Some A are not E. III. No D is B. IV. Some E being A is a possibility.?

Only II and III follow
Only I follows
Only III and IV follow
Only I and IV follow
None follow

LohaHridoy

5 views

2025-01-04 04:42

1 Answers

AhmedNazir

Option 4 : Only I and IV follow

From the given statements we draw the following least possible Venn diagram.

[ alt="20.03.2018.055" src="//storage.googleapis.com/tb-img/production/18/03/20.03.2018.055.PNG" style="height:128px; width:240px">

Conclusions:

I. Some D are B → True.

II. Some A are not E → it’s possible but not definite, hence false.

III. No D is B → False, it is impossible.

IV. Some E being A is a possibility → possibility is true.

Thus, only conclusion I and IV follow.

5 views Answered 2022-09-04 04:29

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