Instructions

Directions : In each question below are given two/three statements followed by two conclusions numbered I and II. You have to take the given statements to be true even if they seem to be at variance with commonly known facts and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts. Give answer
A: if only conclusion I follows.
B: if only conclusion II follows.
C: if either conclusion I or conclusion II follows.
D: if neither conclusion I nor conclusion II follows.
E: if both conclusion I and conclusion II follow.

Question 7

Statements:
All gliders are parachutes.
No parachute is an airplane.
All airplanes are helicopters.
Conclusions:
I. No glider is an airplane.
II. All gliders being helicopters is a possibility.

Solution

From the given statements, no glider is an airplane is implied but no relation is established between gliders and helicopters. So, all gliders being helicopters is a possibility.