In the square grid shown on the left, a person standing at P2 position is…

GATE · 2022 · BT · General AptitudeGATE · 2022 · EY · General AptitudeGATE · 2022 · PH · General AptitudeGATE · 2022 · CE · Set 1 · General Aptitude

In the square grid shown on the left, a person standing at P2 position is required to move to P5 position.

The only movement allowed for a step involves, “two moves along one direction followed by one move in a perpendicular direction”. The permissible directions for movement are shown as dotted arrows in the right.

For example, a person at a given position Y can move only to the positions marked X on the right.

Without occupying any of the shaded squares at the end of each step, the minimum number of steps required to go from P2 to P5 is

Left: five-by-five square grid with rows P,Q,R,S,T from top to bottom and columns 1,2,3,4,5 left to right. A face marks P2. Dark blocked cells are P1, P4, Q3, R1, S2, S5 and T3; all others are white. Right: a five-by-five example grid has Y in the center and X in the eight cells offset by two rows and one column or one row and two columns from Y. Dotted bent arrows show those eight moves. A separate four-direction arrow cross appears between the grids. Caption: Example: Allowed steps for a person at Y.
  1. A.

    4

  2. B.

    5

  3. C.

    6

  4. D.

    7

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