Mirror image reverses the order of letters. HOPE becomes EPOH when mirrored.

Starting North: 90° clockwise = East. Then 45° counter-clockwise from East = North-East.

Pattern: 3×4 = 3×4 + 3+4+2 = 12+9 = 21. 5×6 = 5×6 + 5+6+4 = 30+25 = 55. 7×8 = 7×8 + 7+8+6 = 56+49 = 105

The pattern alternates between empty square and filled square. After □, the next should be ■, then □, then ■.

Position from left = 12, Position from right = 8. Total = 12 + 8 - 1 = 19

E is wife of D, so E is mother of C. A is daughter of B. If B is child of D and E, then A is granddaughter of E. Needs clarification - A is niece of C if B is sibling of C.

Series of perfect squares: 1², 2², 3², 4², 5², 6² = 36

The code represents the number of letters. CAT=3 letters, DOG=3 letters, ELEPHANT=8 letters. RABBIT=6 letters.

Pattern: 1×2=2, 2×3=6, 3×4=12, 4×5=20, 5×6=30, 6×7=42

North 6 km, East 8 km, South 6 km. Net displacement: 8 km East, 0 km North-South. Distance from start = 8 km