Question

In each question below are three statements followed by two conclusions numbered I and II You have to take the three 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:-
All gliders are parachutes.
No parachute is an airplane.
All airplanes are helicopters.

Conclusions:-
I. No helicopter is a glider.
II. All parachutes being helicopters is a possibility.

• 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 A Only conclusion I follows

According to the statements, venn diagrams is


Conclusions
$I.\surd II.\times$
or
Mediate term of the following statement
All gliders are parachutes. (A-type)
No parachute is an airplane. (E-type)
$A+E\to E-type$
No glider is an airplane.
(Conclusion I follows) and
No glider is an airplane. (E-type)
All airplanes are helicopter (A-type)
$E+A\to O_R-type$
Some helicopters are not gliders.