Braingle’s Daily Brain Teaser for Nov 07, 2020
Eli and four of his friends either always lie or always tell the truth. His friends made the following statements:
Alice: Daniel or Eli is lying
Barry: Eli, Daniel, & Callie are telling the truth
Callie: Daniel is lying
Daniel: Callie and/or Barry is lying
Eli said one of the following things:
Alice & Barry are opposites (one lies and one tells the truth)
Alice & Daniel are opposites
Barry & Callie aren’t opposites
Callie & Myself aren’t opposites
If you knew which of the four statements was spoken by Eli, then you would know who was lying and who was telling the truth. What did Eli say? Who is lying?
Check Braingle.com for the answer.