Solution:

12111

Explanation:
11000 + 1100 + 11 => 12111

Solution:

Seven

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

Solution:

The two bars are equal in length.

Explanation:
It's an optical illusion that makes you believe that bar A is longer because of the railway tracks.

Solution:

60.

Explanation:
When you write equation in stright line, you observe consective 2's.
2 + 2 + 2 + 2 + 22 + 2 + 2 + 2 + 22 + 2 x 0 + 2 = 2 x 22 + 8 x 2 + 0 = 44 + 16 + 0 = 60.

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:

The cowboy can fit the horses as shown below.

[T] [E] [N] [H] [O] [R] [S] [E] [S]

Solution:

Turn the equation to 180 degrees (upside down)

16 = 8 + 8.

Solution:

Terry was in the lift.

Solution:

They were facing each other and not back to back.

Solution:

Not sure.

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