Question

In each group of questions, below are four statements followed by two conclusions numbered I and II. 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 four statements disregarding commonly known facts.

Statements
All staplers are printers.
Some printers are machines.
All computers are machines.
All machines are equipments.

Conclusions
I. Some equipments are staplers.
II. No machine is a stapler.

• 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

Answer 1

The correct option is D Neither conclusion I nor II follows

All computers are machines.
All machines are equipments.
$A+A\Rightarrow A$-type of conclusion.
All computers are equipments. (A)
Some printers are machines.
All machines are equipments.
$I+A\Rightarrow I$-type of conclusion.
Some printers are equipments. (B)
None follows.