Question
In the question below are given four statements
followed by three conclusions numbered I, II and III. 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: Some Platforms are not Tickets. Only a few Tickets are Trains. All Trains are Flights. Only a few Flights are Board. Conclusions: I. Some Trains are not Platforms. II. Some Trains are not Board. III. Some Boards are Tickets.Solution
Some Platforms are not Tickets (O) + Some Tickets are Trains (I) → No conclusion. Hence conclusion I does not follow. All Trains are Flights (A) + Some Flights are Board (I) → No conclusion. Hence conclusion II does not follow. Some Tickets are Trains (I) + All Trains are Flights (A) → Some Tickets are Flights (I) + Some Flights are Board (I) → No conclusion. Hence conclusion III does not follow.
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