Brain Teasers
Facially Inept
There is a school reunion at Mad Ade's old school, Saint Crippens school for the Facially inept. He meets up with a group of his old gang, or at least the ones not locked away for their own safety. They reminisce about old times and lie about how well they are now doing. After a few drinks, they decide to try and work out who is the ugliest of the gang.
Nobby is Uglier than Bobby and prettier than Mad Ade.
Robby is Uglier than Norris and prettier than Boris.
Morris is Uglier than Bill and prettier than Norris.
Bobby is Uglier than Phil and prettier than Gill.
Bill is Uglier than Mad Ade and prettier than Robby.
Gill is prettier than Mad Ade.
Who is the Ugliest?
Nobby is Uglier than Bobby and prettier than Mad Ade.
Robby is Uglier than Norris and prettier than Boris.
Morris is Uglier than Bill and prettier than Norris.
Bobby is Uglier than Phil and prettier than Gill.
Bill is Uglier than Mad Ade and prettier than Robby.
Gill is prettier than Mad Ade.
Who is the Ugliest?
Answer
Boris is the Ugliest.Discard whoever are prettier than someone.
From (1) Mad Ade is Uglier than Nobby and Bobby.
From (5) Robby is Uglier than Bill and Mad Ade.
From (2) Boris is Uglier than Robby and Norris.
From above 3 deductions, Boris is Uglier than Nobby, Bobby, Bill, Mad Ade, Robby and Norris.
Also,
From (3) Norris is Uglier than Morris and Bill.
From (4) Gill is Uglier than Bobby and Phil.
From (6) Mad Ade is Uglier than Gill.
From above 3 deductions, Mad Ade is Uglier than Bobby, Phil and Gill. Also, Norris is Uglier than Morris and Bill. But as seen earlier, Boris is Uglier than Mad Ade and Norris.
Hence, Boris is the Ugliest.
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