Question
In the following question below are given some
statements followed by some conclusions based on those statements. 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: All Hands are Fingers. Only a few Finger is Arm. Some Arms are Elbows. No Elbow is a Leg. Conclusions: I. Some Arms are not Legs. II. Some Hands are not Arms. III. No Finger is a Leg. IV. Some Fingers are not Arms.Solution
Some Arms are Elbows (I) + No Elbow is a Leg (E) β Some Arms are not Leg (O). Hence conclusion I follows. All Hands are Fingers (A) + Only a few Finger is Arm (I) β No conclusion. Hence conclusion II does not follow. Only a few Finger is Arm (I) + Some Arms are Elbows (I) β No conclusion. Hence conclusion III does not follow. Only a few Finger is Arm β Some Fingers are not Arms (O). Hence conclusion IV follows.
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