1.

(i) There is a group of five persons-A, B, C, D and E.(ii) One of them is a horticulturist, one is a physicist, one is a journalist, one is an industrialist and one is an advocate. (iii) Three of them-A, C and advocate prefer tea to coffee and two of them--B and the journalist prefer coffee to tea. (iv) The industrialist and D and A are friends to one another but two of these prefer coffee to tea.(v) The horticulturist is C's brother. Which of the above statements is superfluous?

Answer»

(iii)
(iv)
(ii)
None

Solution :A prefers tea, so from (iv), the industrialist and D prefers COFFEE. But from (iii), B and the journalist prefer coffee. So, B is the industrialist and D is the journalist. Now A, C and advocate REMAIN, clearly, E is the advocate.

All statements are required so none of them is superfluous.


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