Question
In the question below there are four statements
followed by three conclusions I, II and III. You have to take the four given statements to be true even if they seem to be at variance from commonly known facts and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts. Statements: Only computers is laptops. Some computers are tablet. Some tablet are notepads. No tablet is monitor. Conclusions: I. At least some tablet are laptops. II. Some notepads are not monitor. III. All laptops are computers.Solution
Only computers is laptops → All laptops are computers and laptops cannot have any positive relation with anyone. Hence conclusion I does not follow but conclusion III follows. Some tablet are notepads (I) → Conversion → Some notepads are tablet (I) + No tablet is monitor (E) → Some notepads are not monitor (O). Hence conclusion II follows.
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