Starting from West, moving 3 steps forward keeps him facing West. Turning right from West leads him to face North, and moving 2 steps keeps him facing North.

Turning 270 degrees clockwise from West leads to North.

The final position is 5 km South-East from the starting point.

He is 12 - 5 = 7 meters north from the starting point.

Using the Pythagorean theorem, the distance back is √(12^2 + 5^2) = √(144 + 25) = √169 = 13 meters.

Distance = Speed × Time = 60 km/h × 2.5 h = 150 km.

Although penguins are birds, they are an exception and cannot fly.

Since all Bloops are Razzies and all Razzies are Lazzies, it follows that all Bloops are also Lazzies.

Since all squares are rectangles, it is possible that some rectangles are squares.

B is the brother of D as they share the same parent, C.

F is the son of G, making G the grandfather of D.

D is the mother of E, and since E is the mother of F, D is F's grandmother.

D is the sister of E, and since E is the brother of F, D is also the sister of F.

F must be last since D must come before E and E must come before F.

Since every student in the class passed the exam and John is a student, we can conclude that John passed the exam.

The arrangement is A, C, B, D, E. C is in the middle.

G is the brother of H, and I is the sister of H, so G is also the brother of I.

G and I are siblings as they share the same parents, H.

H is the sister of I, and since I is the mother of J, H is the aunt of J.

'D' = 4, 'O' = 15, 'G' = 7. Therefore, DOG = 4157.

The students are the youngest as the teacher is older than them.

Since X is older than Y and younger than Z, Y is the youngest.

If the office is open, then it cannot be a holiday, as the office would be closed on holidays.

If it rains, the ground gets wet. Since it is raining, we can conclude that the ground is wet.

L is last as it is scheduled after K, which is after J.

J and L are both children of K, making them siblings.

J is the wife of L as they are the parents of K.

M is the father of O, making M the father of N's father.

M is the aunt of O because she is the sister of O's father, N.

M is the uncle of N, which means M is the brother of N's parent O, making M the brother-in-law of O.