Question 39

Six boys G1, G2, G3, G4, G5 and G6 are sitting in a row facing towards the north (not necessarily in the same order). G4 is second to the right of G5. G2 is second to the left of G5. G3 is to the immediate left of G2. G6 is second to the right of G3.
How many boys are sitting to the left of G6?

Solution

G4 is second to the right of G5. G2 is second to the left of G5.

G2 _ G5 _ G4

G3 is to the immediate left of G2.

G3 G2 _ G5 _ G4
G6 is second to the right of G3.

G3 G2 G6 G5 _ G4

Now only G1 is remaining which can be placed on the blank space.

G3 G2 G6 G5 G1 G4

According to the above arrangement, Two boys are sitting to the left of G6.

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