Q15
Statements : All fishes are grey in colour. Some fishes are heavy. Conclusions : I. All heavy fishes are grey in colour. II. All light fishes are not grey in colour.
A.
Only conclusion I follows
AnswerB.
Only conclusion II follows
C.
Either I or II follows
D.
Neither I nor II follows
E.
Both I and II follow
Answer: Option A
Solution
Answer: Option A
Solution:
Since one premise is particular, the conclusion must be particular and should not contain the middle term. So, it follows that 'Some heavy things are grey in colour'. I is a cumulative result of this conclusion and the first premise. Thus, only I holds.