Puzzle & Seating Arrangement

JKSSB Junior Engineer (Mechanical) · Reasoning · 16 practice questions with answers and explanations: 7 Easy, 8 Medium, 1 Hard.

Sample questions

Sample Easy question 1

In the same arrangement (E, B, D, C, A from left to right), who sits exactly in the middle?

  1. E
  2. C
  3. D
  4. B
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Answer: C. With 5 people in order E,B,D,C,A, the middle (3rd) position is D.

Sample Easy question 2

In a row of 6 people, D is 3rd from the left. How many people sit to his right?

  1. 4
  2. 5
  3. 2
  4. 3
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Answer: D. 6 - 3 = 3 people are to D's right.

Sample Easy question 3

In the same row (E, B, A, C, D from left to right), who sits exactly in the middle?

  1. A
  2. B
  3. D
  4. C
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Answer: A. With 5 people in order E,B,A,C,D, the middle (3rd) position is occupied by A.

Sample Medium question 4

In a row of 8 people, X is 4th from the left and Y is 4th from the right. If X and Y switch places, what will X's new position be from the left?

  1. 4th
  2. 6th
  3. 5th
  4. 7th
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Answer: C. Y's original position from the left was 8 - 4 + 1 = 5th; after switching, X takes that position.

Sample Medium question 5

In a row of 6 chairs, X sits at one end and Y sits 3 places to the right of X. How many people sit to the right of Y?

  1. 1
  2. 3
  3. 4
  4. 2
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Answer: D. X is at position 1, Y is at position 4, so positions 5 and 6 (2 people) are to Y's right.

Sample Medium question 6

Five friends sit in a row. B is 2nd from the left, D sits immediately right of B, A is at the right end, and C sits immediately left of A. Who occupies the 1st position from the left?

  1. C
  2. E
  3. D
  4. B
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Answer: B. With B=2nd, D=3rd, C=4th and A=5th (right end), the only remaining friend, E, must be 1st.

Sample Hard question 7

Six friends sit in a row facing north. D is third to the left of F. C is second to the right of D. B is at the left end. E is immediately left of C. Who sits second from the left end?

  1. E
  2. A
  3. F
  4. D
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Answer: B. With B at position 1, D at 3, E at 4, C at 5, F at 6, only position 2 remains — filled by A.

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