Q1:

S₁: In the middle of one side of the square sits the Chairman of the committee, the most important person in the room.

P : For a committee is not just a mere collection of individuals.

Q : On him rests much of the responsibility for the success or failure of the committee.

R : While this is happening we have an opportunity to get the 'feel' of this committe.

S : As the meeting opens, he runs briskly through a number of formalities.

S₆: From the moment its members meet, it begins to have a sort nebulous life of its own.

The Proper sequence should be:

Question

S₁:	In the middle of one side of the square sits the Chairman of the committee, the most important person in the room.
P :	For a committee is not just a mere collection of individuals.
Q :	On him rests much of the responsibility for the success or failure of the committee.
R :	While this is happening we have an opportunity to get the 'feel' of this committe.
S :	As the meeting opens, he runs briskly through a number of formalities.
S₆:	From the moment its members meet, it begins to have a sort nebulous life of its own.

The Proper sequence should be:

Ordering of Sentences