Logical Problems Q.40

40In a group of five persons A, B, C, D and . E one is a farmer, one is a physicist, one is a journalist, one is an industrialist and one is a doctor. A, C + doctor prefer tea to coffee and two of them B + Journalist prefer coffee to tea. Industrialist + D + A are friends but two of these prefer tea to office. The farmer is C's brother. Who is a farmer.

Option : A
Explanation : A + 'C + Doctor = Tea
D + A + Industrialist = Coffee
(only two of them)
D + Industrialist = coffee
B + Journalist = coffee
B = Industrialist
D = Journalist
Subtracting B + D from A + B + C + D+E
A + C + E = Tea
A + 'C + Doctor = Tea'
E = Doctor
C's brother is a farmer
A = Farmer
C = Physicist is the last professional

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