10 suspects are rounded by the police and questioned about a bank robbery. Only one of them is guilty. The suspects are made to stand in a line and each person declares that the person next to him on his right is guilty. The rightmost person is not questioned. Which of the following possibilities are true?
A. All suspects are lying or the leftmost suspect is innocent.
B. All suspects are lying and the leftmost suspect is innocent .
a) B only
b) Both A and B
c) A only
d) Neither A nor B

• ans is c)A only...
  
  if "all suspects are lying",then the leftmost suspect is guilty.
  
  "or the leftmost suspect is innocent" makes the statement true.
  Because the person to his right becomes guilty..
  
  "and the leftmost suspect is innocent" makes the statement false.Because the leftmost suspect had lied.....
  
  
• 13 years agoHelpfull: Yes(23) No(3)
• A only.
• 13 years agoHelpfull: Yes(13) No(5)
• its vey confusing plzz expalin..
  
• 11 years agoHelpfull: Yes(3) No(0)
• A only
• 13 years agoHelpfull: Yes(2) No(2)
• i think answer is D because both the sentences are contradictory
• 11 years agoHelpfull: Yes(2) No(1)
• answer is 4.if it given as line segment then the answer can be 1
  
• 10 years agoHelpfull: Yes(2) No(0)
• answer = d
  case 1 :
  If all suspects are lying then all the suspects except leftmost suspect are innocent i.e. leftmost suspect is guilty.
  
  
• 10 years agoHelpfull: Yes(0) No(0)
• option c
  as if statement B contradict itself
  
• 7 years agoHelpfull: Yes(0) No(0)
• D, because if all of them are lying then even the leftmost is not innocent
  
• 7 years agoHelpfull: Yes(0) No(0)