Question Details

Directions: Read the following information carefully and answer the questions that follow:

14 individuals are seated in two parallel rows containing seven people each. H, I, J, K, L, M, and N sit in Row 1 facing north, while T, U, V, W, X, Y, and Z sit in Row 2 facing south, but not necessarily in the same order. Each person in Row 1 directly faces a person in Row 2.

I sits at one of the extreme ends of Row 1. Three persons sit between I and J. The person facing J sits second to the right of V, who does not sit at any extreme end. Two persons sit between V and W, who faces H. Two persons sit between H and M. K sits to the immediate left of M. L sits to the left of N, and N does not sit adjacent to H. T sits at one of the extreme ends of Row 2. X sits third to the left of T. Y sits to the left of Z, and Y does not face N.

Four of the following five pairs are similar in a certain manner based on the given arrangement and thus form a group. Which one of the following does not belong to that group?

Options

A

Z - M

B

X - M

C

V - N

D

T - H

E

W - J

Show Answer

Correct Answer :

Option A

Z - M

Solution :

The correct answer is Z - M.

Step 1: Understand the Layout
Row 1 (Facing North): H, I, J, K, L, M, N are seated from Position 1 (West/Left) to Position 7 (East/Right).
Row 2 (Facing South): T, U, V, W, X, Y, Z are seated facing South. For Row 2, facing South means their "Right" is towards Position 1 (West) and their "Left" is towards Position 7 (East).

Step 2: Determine Row 1 Seating Arrangement
1. I sits at one of the extreme ends of Row 1:
I can be at Position 1 or Position 7.
2. Three persons sit between I and J:
• If I = Position 1, then J = Position 5.
• If I = Position 7, then J = Position 3.
3. The person facing J sits second to the right of V, who does not sit at any extreme end:
• Since Row 2 faces South, "right" means moving towards lower position numbers.
• Therefore:

Position(V)=Position(J)+2

• If J were at Position 5, V would be at Position 7 (an extreme end), which violates the condition that V does not sit at an extreme end.
• Hence, J must be at Position 3 and I is at Position 7.
• This places V at Position 3 + 2 = Position 5 in Row 2.
4. Two persons sit between V and W, who faces H:
• V is at Position 5 in Row 2. Two persons between V and W places W at Position 5 - 3 = Position 2 in Row 2.
• W faces H, so H is at Position 2 in Row 1.
5. Two persons sit between H and M:
• H is at Position 2 in Row 1. Two persons between H and M places M at Position 2 + 3 = Position 5 in Row 1.
6. K sits to the immediate left of M:
• Row 1 faces North, so immediate left of M (Position 5) is Position 4. Thus, K is at Position 4 in Row 1.
7. L sits to the left of N, and N does not sit adjacent to H:
• The remaining positions in Row 1 are Position 1 and Position 6.
• Since L sits to the left of N, L is at Position 1 and N is at Position 6 (not adjacent to H at Position 2).

Row 1 Final Order (Positions 1 to 7): L, H, J, K, M, N, I

Step 3: Determine Row 2 Seating Arrangement
1. T sits at one of the extreme ends of Row 2:
T is at Position 1 or Position 7.
2. X sits third to the left of T:
• Facing South, "left" means moving towards higher position numbers.
• Therefore:

Position(X)=Position(T)+3

• If T were at Position 7, Position(X) would be 10 (invalid).
• Thus, T is at Position 1 and X is at Position 1 + 3 = Position 4 in Row 2.
3. Y sits to the left of Z, and Y does not face N:
• N is at Position 6 in Row 1, so the person facing N is at Position 6 in Row 2. Thus, Y cannot be at Position 6.
• Remaining positions in Row 2 are 3, 6, and 7.
• Facing South, "left" means a larger position number, so Position(Y) > Position(Z).
• This means Y is at Position 7, while Z and U occupy Positions 3 and 6.

Row 2 Final Order (Positions 1 to 7): T, W, Z/U, X, V, U/Z, Y

Step 4: Analyze the Given Options to Find the Pattern
Let's check the position relationship for each pair:

Position of Row 1 person=Position of Row 2 person+1

X - M: X is at Position 4 (Row 2), M is at Position 5 (Row 1). (4 + 1 = 5)
V - N: V is at Position 5 (Row 2), N is at Position 6 (Row 1). (5 + 1 = 6)
T - H: T is at Position 1 (Row 2), H is at Position 2 (Row 1). (1 + 1 = 2)
W - J: W is at Position 2 (Row 2), J is at Position 3 (Row 1). (2 + 1 = 3)
Z - M: M is at Position 5 in Row 1. For Z - M to belong to this group, Z would need to be at Position 4 in Row 2. However, Position 4 is occupied by X, and Z is at Position 3 or 6.

Thus, Z - M does not belong to the group.

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