Question 42

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statements:
All pen are table.
All rubber are pen.

Conclusions:
I. All pen are rubber.
II. All table are pen.
III. No rubber is table.

Solution

Conclusion: I. All pen are rubber.

The given conclusion does not follow. Because 'some pen are rubber.' can only be concluded.

Conclusion: II. All table are pen.

The given conclusion does not follow. Because 'some table are pen.' can only be concluded.

Conclusion: III. No rubber is table.

The given conclusion does not follow. Because 'All rubber is table.' can definitely be concluded.

So neither of the given conclusions follows.


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