Gate CS-2019 Question Paper With Solutions

Q. 4 The police arrested four criminals – P, Q, R and S. The criminals knew each other. They made the following statements:

P says “Q committed the crime.”
Q says “S committed the crime.”
R says “ I did not do it.”
S says “What Q said about me is false”.

Assume only one of the arrested four committed the crime and only one of the statements made above is true. Who committed the crime?

(A) P

(B) R

(C) S

(D) Q

Answer: (B)

Explanation:

Learn More:   Gate ME-2020-1 Question Paper With Solutions

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