Telangana Police SI 2018 · Question 15 of 96

(Q): Is A a friend of C? (S1): A is a friend of B. (S2): B is a friend of C. Decide whether the statements answer the question.

Data Sufficiency

AS1 alone answers
BS2 alone answers
CS1 and S2 together answer, neither alone suffices
DBoth together are not sufficientCorrect

Answer: D. Both together are not sufficient

Explanation

Friendship is not transitive: A being B's friend and B being C's friend does not establish that A is C's friend. Even both statements together cannot answer the question.

Source: TSLPRB SCT SI Civil PWT 2018 official paper (Arithmetic & Test of Reasoning); answer verified by worked solution

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