Directions :

All questions are based on a passage or a set of conditions. While answering a few of the questions, you would find it useful to draw a rough diagram. To answer any question, choose the answer you think is most appropriate among the given options.

Questions 1- 6

Nine individuals - Z, Y, X, W, V, U, T, S and R - are the only candidates, who can serve on three committees– A, B and C, and each candidate should serve on exactly one of the committees.
Committee A should consist of exactly one member more than committee B.
It is possible that there are no members of committee C.
Among Z, Y and X none can serve on committee A.
Among W, V and U none can serve on committee G.
Among T, S and R none can serve on committee C.

1. In case T and Z are the individuals serving on committee B, how many of the nine individuals should serve on committee C?
(A) 3
(B) 4
(C) 5
(D) 6
(E) 7

Ans : B
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2. Of the nine individuals, the largest number that can serve together on committee C is
(A) 9
(B) 8
(C) 7
(D) 6
(E) 5

Ans : D
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3. In case R is the only individual serving on committee B, which among the following should serve on committee A?
(A) W and S
(B) V and U
(C) V and T
(D) U and S
(E) T and S

Ans : E
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4. In case any of the nine individuals serves on committee C, which among the following should be the candidate to serve on committee A?
(A) Z
(B) Y
(C) W
(D) T
(E) S

Ans : C
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5. In case T, S and X are the only individuals serving on committee B, the total membership of committee C should be:
(A) Z and Y
(B) Z and W
(C) Y and V
(D) Y and U
(E) X and V

Ans : A
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6. Among the following combinations which could constitute the membership of committee C?
(A) Y and T
(B) X and U
(C) Y, X and W
(D) W, V and U
(E) Z, X, U and R

Ans : B
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Questions 7- 9

(M, N, O and P are all different individuals)
I. M is the daughter of N.
II. N is the son of O
III. O is the father of P.

7. Among the following statements, which is true ?
(A) O is the uncle of M.
(B) P and N are brothers
(C) M is the daughter of P.
(D) If B is the daughter of N, then M and B are sisters.
(E) If C is the granddaughter of O, then C and M are sisters.

Ans : D
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8. Which among the following statements is contradictory to the above premises?
(A) P is the father of M.
(B) O has three children.
(C) M has one brother.
(D) M is the granddaughter of O.
(E) Another party C, could be the mother of M.

Ans : A
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9. If B is the son of N and B has one brother, D, then
I. M is the sister of D.
II. D and N are brothers.
III. O is the grandfather of D.
(A) I only
(B) II only
(C) III only
(D) I and III only
(E) I and II only

Ans : D