Sitting Arrangement: Linear Arrangement


In this type of arrangement, we have to place the objects or persons in a straight line according to the information given in the question.

Example (1): Five students P, Q, R, S, and T are standing in a row. S is on the right of T. Q is on the left of T but on the right of P. S is on the left of R, who is standing on the extream right. Find, who is standing in the middle of the row?

Solution: Follow the information given in the question step by step and draw the figure.

Step(1): S is on the right of T.

Step(2): Q is on the left of T but on the right of P.

Step(3): S is on the left of R and R is standing on the entrance right.

image

Hence, according to the picture, T is standing in the middle of the row.

Example (2): Six boys A, B, C, D, E, and F are sitting in two rows with three boys in each row. Both the rows are in front of each other. E is not at the end of any row. D is second to the left of F. C is the neighbour E and diagonally opposite to D. B is the neighbour of F. Find, who is sitting in front of B?

Solution: Follow the information given in the question step by step and draw the figure.

Step(1): There are two rows (facing each other).

Step(2): E is not at the end of any row.

Step(3): D is second to the left of F.

Step(4): C is the neighbour of E and diagonally opposite to D.

Step(5): B is the neighbour of F.

image

Hence, according to the picture, E is sitting in front of B.