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 woods are chairs.
All chairs are benches.
All plastics are woods.
Conclusions:
I. All woods are benches.
II. All plastics are chairs.
III. No bench is a plastic.
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. Only conclusions I and II follow.
Conclusions:
I. All woods are benches. - Follows (because All woods are chairs and All chairs are benches. So, All woods are benches too)
II. All plastics are chairs. - Follows (because All woods are chairs and All plastics are woods. So, All plastics are chairs too)
III. No bench is a plastic. - Does not follow (It is possible but not definite)