Can anyone tell me a word in the English dictionary which has a silent 'z'?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

What famous saying does this rebus mean?

COME SERVED <---
COME SERVED
COME SERVED
COME SERVED
COME SERVED

Can you find the company name in the pictogram below?

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Complete the table series riddle by finding the number that can replace "??".

Can you find the thief by just looking at the picture below?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?