A, B, C and D are four medical representatives of a company. Each of them must visit exactly two of the eight cities – Delhi, Chennai, Kolkata, Hyderabad, Bangalore, Mumbai, Lucknow and Patna – and each city is visited by only one person. C does not visit Mumbai and Delhi, while D does not visit Kolkata and Hyderabad. B does not visit Lucknow and Patna, whereas A does not visit Bangalore and Chennai. Patna and Bangalore are visited neither by B nor by C. If Delhi and Lucknow were visited by A, then which one of the following cities could B visit?

Inspector arrested three persons – Kalia, Raza, Shera – on suspicion, in a theft case. It was found that one among these three was the thief. During the interrogation their replies were as follows. Kalia: I am not the thief. Raza is the thief. Raza: I am not the thief. Either Kal…

Among the five numbers W, Y, C, D, M: W is greater than C but less than M, whereas Y is greater than D but not less than M. Which of the following can be the greatest of the five?

If southeast becomes east and northwest becomes west and all the other directions are changed in the same manner, then what will be the direction for north?

A tutor has 10 students – A, B, C, D, E, F, G, H, I and J – to form four groups for tutorials. No group can have more than four students. No two groups can have the same number of students. C and G must be in the same group. A and F must be in the same group. I should be alone an…

Six male friends A, B, C, D, E and F are married to R, S, U, V, T and W, not necessarily in the same order. Following facts are known about them: • R and S are A's sisters. • Neither R nor T are wives of C. • W is wife of E and V is wife of B. • D is not married to R, S or T. Who…

A bookie has to inspect five horses A, B, C, D and E. If he inspects B, he cannot inspect C immediately. If he inspects A, he cannot go to E after that. Which of the following can be the correct order of his inspection?

Seven experts N, G, M, W, J, K and L give expert advice sessions to the XII class students. These sessions can take place either before the school, during lunch period or after the school. In scheduling these sessions the following conditions are followed. At least two experts mu…

Below given question contains six statements labelled A, B, C, D, E and F followed by four combinations of three statements. Choose the set in which the statements are logically related, i.e. the third statement can be deduced from the first two statements together. A) All honest…