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Question

In each of the questions below some statements are given followed by two conclusions. You have to take the given statements to be true even if they seem to be at variance with 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. Give answer

Statements:

All Flowers are Roses

No Root is Stem

All Root are Roses

Conclusions:

I. All Stem are Flower

II. No Stem is Flower

A Only II follows. Correct Answer Incorrect Answer
B Either I or II follows Correct Answer Incorrect Answer
C Both I and II follow Correct Answer Incorrect Answer
D Only I follow Correct Answer Incorrect Answer
E Neither I nor II follows Correct Answer Incorrect Answer

Solution

No Root is Stem (E) → Conversion → No Stem is Root (E) + All Root are Roses (A) → Some Roses are not Stems (O*) + All Flowers are Roses (A) → No conclusion. Hence neither conclusion I nor II follows.

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