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Question

In each of the questions below are given four statements followed by four conclusions numbered I, II and III and IV. 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 given conclusions logically follows from the given statements disregarding commonly known facts.

Statement : No fruit is a vegetable.

Some vegetable are petals.

All petals are trees.

Some trees are leaves.

Conclusion : I. No tree is a fruit.

II. Some leaves are vegetables.

III. Some vegetables are trees.

IV. Some vegetables are not fruits.

A Only I and III follow Correct Answer Incorrect Answer
B Only II and III follow Correct Answer Incorrect Answer
C Only I, II and III follow Correct Answer Incorrect Answer
D Only III and IV follow. Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

E + I = O*. Hence, conclusion I will not follow. Some vegetables are petals (I) + All petals are trees (A) ⇒ Some vegetables are trees (I) + Some trees are leaves (I) ⇒ No conclusion. Hence, conclusion II will not follow. Some vegetables are petals (I) + All petals are trees (A) ⇒ Some vegetables are trees (I) ⇒ Hence, conclusion III will follow. No fruit is a vegetable (E) ⇒ conversion ⇒ Some vegetables are not fruits (O) .Hence , conclusion IV will follow. ALTERNATE SOLUTION: Relevant Minimal Possibility:

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