Total no matches = Total no of team -1 = 11-1 = 10
Total no round = 2*2*2*2
Repatriation of digit 2 is 4 time so total no round = 4 rounds
When seeding is given in fixture, one round is added
Total no bye :- next power of two -
(total no team - no seeding teams)
= 16- (11-2) = 16-9 = 7 byes
Team in upper half =Total no of team+1/2= 11+1/2= 6 teams
Team in lower half =Total no of team-1/2= 11-1/2 = 5 teams