Solution:

In a clock.

Explanation:
time is 12 hour 10 minutes (here by looking at 2, we say 10 minutes)

Solution:

On Your lap.

Solution:

Not sure.

John Brunner always sneezes before the rain, but it was not mentioned that if Brunner sneezes, it will rain.

Solution:

They were facing each other and not back to back.

Solution:

Turn the equation to 180 degrees (upside down)

16 = 8 + 8.

Solution:

A

Explanation:
On Picture B and C, the boy is holding the man while in picture A the man is holding the boy.

Solution:

Seven

Explanation:
5(dead) + 1(Alive) + 1(you)

Solution:

The first man is the assassin as he is coming from below.

Solution:

The nose of man and girl's boy is the same which creates doubt in man's wife and hence she turns back to confirm the similarity of their noses.

Solution:

Indiana Jones can escape from the 4th door at night when the sun goes down.