It is always ahead of me yet I can never see it. What is it?

What famous saying does this rebus mean?

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

A bomb exploded in a room full of married couples and no one died. How?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

You are playing as white and given four rooks to checkmate the black king in four moves with the following rules 1. You can place one rook every move and ensure the black king should be in check position.2. After four moves the black king should be in the checkmate position.

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

John bought 150 chocolates but he misplaced some of them. His Father asked him how many chocolates were misplaced.
He gave the following answer to him:
If you count in pairs, one remains
If you count in threes, two remain
If you count in fours, three remain
If you count in fives, four remain
If you count in sixes, five remain
If you count in sevens, no chocolate remains.

Can you analyze the statements and tell us how many chocolates were lost?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?