Question

In each of the questions below are given three statements followed by two conclusions numbered I and II.  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. Statements:- I. All benches are cots. II. No cot is lamp. III. Some lamps are candles. Conclusions:- I. Some cots are benches. II. Some candles are cots.

A
Only conclusion I follows
B
Only conclusion II follows
C
Either conclusion I or II follows
D
Neither conclusion I nor II follows
E
Both conclusions I and II follow

Solution

The correct option is A Only conclusion I followsAll benches are cots Implication some benches are coats Conversion Some coats are benches. (Conclusion I follows) Mediate term of the following statements are All benches are cots (A-type) ↓ No cot is lamp (E-type) A+E→E type No benches is lamp .....(i) The term lamp is common, so another mediate term of the following statement is  No cot is lamp (E-type) ↓ Some lamps are candles (I-type) E+I→OR Some candles are not.......(ii) Therefore, from Eq. (II) we know that only conclusion I follow.s So, only I follows.

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